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  <title><![CDATA[The Daily Backstory]]></title>
  <subtitle type="html"><![CDATA[One image, one story, coffee-length. Every image has a backstory.]]></subtitle>
  <updated>2026-09-20T10:00:00Z</updated>
  <author>
    <name>Luke</name>
  </author>
  
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  <entry>
    <title><![CDATA[The Figure Eight the Sun Draws in a Year Is the Clock's Debt to It | NASA Astronomy Picture of the Day 20260920]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-20-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-20-nasa#20529</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-20T10:00:00Z</published>
    <updated>2026-09-20T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ One photograph contains 42 Suns and took an entire year to make. They trace a figure eight - and that shape exists precisely because the photographer did...ter. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[What Saved the Eiffel Tower Was Not Beauty, but an Antenna | Bing Daily Wallpaper 20260920]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-20-bing" />
    <id>https://www.thedailybackstory.com/p/2026-09-20-bing#20528</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-20T09:00:00Z</published>
    <updated>2026-09-20T09:00:00Z</updated>
    
    <summary>
      <![CDATA[ In 1887, some 40 artists signed a letter demanding that Paris halt construction. When the tower's 20-year concession expired, it was not demolished - not...ful. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[That False Light Before Dawn Comes from Dust Falling into the Sun | NASA Astronomy Picture of the Day 20260919]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-19-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-19-nasa#20527</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-19T10:00:00Z</published>
    <updated>2026-09-19T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ It is brighter than the brightest part of the Milky Way, yet almost no one has seen it. Its thousand-year-old name is the false dawn. Most remarkably, th...lue. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[This Wooden Pipe Has One Note That Can Never Be Tuned | Bing Daily Wallpaper 20260919]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-19-bing" />
    <id>https://www.thedailybackstory.com/p/2026-09-19-bing#20526</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-19T09:00:00Z</published>
    <updated>2026-09-19T09:00:00Z</updated>
    
    <summary>
      <![CDATA[ An alphorn has no keys, valves or finger holes. It can play only the notes its column of air permits. The 11th of those notes falls almost half a semiton...way. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[A River's Color Depends on Where It Rained | Nat Geo Photo of the Day 20260918]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-18-natgeo" />
    <id>https://www.thedailybackstory.com/p/2026-09-18-natgeo#20416</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-18T12:00:00Z</published>
    <updated>2026-09-18T12:00:00Z</updated>
    
    <summary>
      <![CDATA[ A man dives into Chongqing's brown Jialing River. The photograph raises three questions: what changes a river's color, why two rivers resist mixing, and ...ute. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[To Photograph Gamma Rays, Make Them Collide First | NASA Image of the Day 20260918]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-18-nasa-iotd" />
    <id>https://www.thedailybackstory.com/p/2026-09-18-nasa-iotd#20524</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-18T11:00:00Z</published>
    <updated>2026-09-18T11:00:00Z</updated>
    
    <summary>
      <![CDATA[ Gamma rays pass through any ordinary lens, so they cannot be focused into an image. Berkeley's new telescope takes another approach: let each photon coll...sky. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[Someone Carefully Measured a Rotation That Did Not Exist | NASA Astronomy Picture of the Day 20260918]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-18-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-18-nasa#20525</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-18T10:00:00Z</published>
    <updated>2026-09-18T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ In 1923, a highly experienced observer announced that he had measured the rotation of the Triangulum Galaxy, M33. Eighty-two years later, its rotation wa...eye. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[A Seabed Channel, Buried for 300 Million Years and Reopened by Ice Water | Bing Daily Wallpaper 20260918]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-18-bing" />
    <id>https://www.thedailybackstory.com/p/2026-09-18-bing#20523</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-18T09:00:00Z</published>
    <updated>2026-09-18T09:00:00Z</updated>
    
    <summary>
      <![CDATA[ Winnats Pass in England's Peak District looks like the roof of a cave collapsed. Geologists say otherwise: it began as a channel between two reefs in a t...ter. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[A Dance for Abundance in a House Without a Roof | Nat Geo Photo of the Day 20260917]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-17-natgeo" />
    <id>https://www.thedailybackstory.com/p/2026-09-17-natgeo#20578</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-17T12:00:00Z</published>
    <updated>2026-09-17T12:00:00Z</updated>
    
    <summary>
      <![CDATA[ Bulgarian kukeri go from house to house in animal skins, masks and bells weighing tens of kilograms to drive out evil. But the pink-walled house in this ...all. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[The Fans Changed the Name, but Not the Date | NASA Image of the Day 20260917]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-17-nasa-iotd" />
    <id>https://www.thedailybackstory.com/p/2026-09-17-nasa-iotd#20521</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-17T11:00:00Z</published>
    <updated>2026-09-17T11:00:00Z</updated>
    
    <summary>
      <![CDATA[ Fifty years ago, NASA rolled its first space shuttle out of a California hangar. It was supposed to be called Constitution, and the ceremony was delibera...ned. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[Every Pillar in Space Points Toward What Is Killing It | NASA Astronomy Picture of the Day 20260917]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-17-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-17-nasa#20522</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-17T10:00:00Z</published>
    <updated>2026-09-17T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ Webb has photographed an open-lidded 'Treasure Chest' in the Carina Nebula. Its shape is no accident: follow the point of the pillar and you reach the th...mes. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[The Grapes Grow on the Face of a Fault | Bing Daily Wallpaper 20260917]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-17-bing" />
    <id>https://www.thedailybackstory.com/p/2026-09-17-bing#20520</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-17T09:00:00Z</published>
    <updated>2026-09-17T09:00:00Z</updated>
    
    <summary>
      <![CDATA[ Burgundy's famous Côte d'Or is not the side of a mountain but the face left behind when the crust split. By a ledger kept for more than six centuries, Se... 15. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[In the Book Bought with a Cow, God Is Called Nkai | Nat Geo Photo of the Day 20260916]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-16-natgeo" />
    <id>https://www.thedailybackstory.com/p/2026-09-16-natgeo#20577</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-16T13:00:00Z</published>
    <updated>2026-09-16T13:00:00Z</updated>
    
    <summary>
      <![CDATA[ A Samburu warrior bears traditional scarification on his chest and a Catholic rosary around his neck. Why can the two coexist? The answer is not 'traditi...kai. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[It Grew Beside the Wound of Its Ancestor | NASA Image of the Day 20260916]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-16-nasa-iotd" />
    <id>https://www.thedailybackstory.com/p/2026-09-16-nasa-iotd#20518</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-16T11:00:00Z</published>
    <updated>2026-09-16T11:00:00Z</updated>
    
    <summary>
      <![CDATA[ In early September, Anak Krakatau erupted continuously for 25 hours and eight airports closed. It does not simply grow through eruptions, but lives throu...018. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[The Darkness Hubble Saw Is Glowing to Webb | NASA Astronomy Picture of the Day 20260916]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-16-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-16-nasa#20519</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-16T11:00:00Z</published>
    <updated>2026-09-16T11:00:00Z</updated>
    
    <summary>
      <![CDATA[ Two streams of gas rotate in opposite directions inside the Black Eye Galaxy. Their existence suggests that this orderly-looking spiral once swallowed an...now. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[No One Knows What He Shouted That Morning | Google Doodle 20260916]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-16-google" />
    <id>https://www.thedailybackstory.com/p/2026-09-16-google#20517</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-16T10:00:00Z</published>
    <updated>2026-09-16T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ Mexico's national day commemorates not the day independence was won, but the day the uprising began - when a 57-year-old priest stood in a church courtya...ves. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[At the Thinnest Point of the Year, Two Cubs Stand on the Ice | Bing Daily Wallpaper 20260916]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-16-bing" />
    <id>https://www.thedailybackstory.com/p/2026-09-16-bing#20516</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-16T09:00:00Z</published>
    <updated>2026-09-16T09:00:00Z</updated>
    
    <summary>
      <![CDATA[ September is when Arctic sea ice reaches its annual low, and officials have not yet declared this year's minimum. Sea ice is not an extension of the land...low. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[It Was Born Bilaterally Symmetrical, Then Made Itself Round | Nat Geo Photo of the Day 20260915]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-15-natgeo" />
    <id>https://www.thedailybackstory.com/p/2026-09-15-natgeo#20576</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-15T13:00:00Z</published>
    <updated>2026-09-15T13:00:00Z</updated>
    
    <summary>
      <![CDATA[ In 1983, a sea urchin nearly vanished from the Caribbean, and reefs changed within two weeks. Forty-three years later, the cause remains unknown. Now res...ins. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[This Building's Height Was Set by a Hook, Not a Rocket | NASA Image of the Day 20260915]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-15-nasa-iotd" />
    <id>https://www.thedailybackstory.com/p/2026-09-15-nasa-iotd#20514</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-15T12:00:00Z</published>
    <updated>2026-09-15T12:00:00Z</updated>
    
    <summary>
      <![CDATA[ Two astronauts look up at rocket boosters inside Kennedy Space Center. But the real subject is the room behind them: its extraordinary height was determi... it. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[In Broad Daylight, the Moon Swallowed a Star | NASA Astronomy Picture of the Day 20260915]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-15-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-15-nasa#20515</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-15T11:00:00Z</published>
    <updated>2026-09-15T11:00:00Z</updated>
    
    <summary>
      <![CDATA[ At noon yesterday, Venus emerged from behind the Moon over a village in France. The two crescents in the photograph have strikingly different shapes - th...ion. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[This Doodle Is Not a Picture. It Is a Button | Google Doodle 20260915]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-15-google" />
    <id>https://www.thedailybackstory.com/p/2026-09-15-google#20513</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-15T10:00:00Z</published>
    <updated>2026-09-15T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ Today's Google Doodle appears only in the United States and names no artist because it was never meant primarily as an artwork. It is an entrance to a de...ion? ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[A Parrot's Green Comes From Layering Blue and Yellow | Bing Daily Wallpaper 20260915]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-15-bing" />
    <id>https://www.thedailybackstory.com/p/2026-09-15-bing#20512</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-15T09:00:00Z</published>
    <updated>2026-09-15T09:00:00Z</updated>
    
    <summary>
      <![CDATA[ A red-and-green macaw makes its own red, while its blue is not a pigment at all but the work of keratin rods about 85 nanometers wide. The feather used t...Zoo. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[NASA Came to Talk About the Moon in a City Already Building Moon Rovers | NASA Image of the Day 20260914]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-14-nasa-iotd" />
    <id>https://www.thedailybackstory.com/p/2026-09-14-nasa-iotd#20510</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-14T12:00:00Z</published>
    <updated>2026-09-14T12:00:00Z</updated>
    
    <summary>
      <![CDATA[ The plush toy at the stadium was designed by a California third grader. It carries 5.64 million names inside and really did fly around the Moon and back....ace. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[The Most Valuable Fiber on This Plateau Nearly Drove Its Owner Extinct | Nat Geo Photo of the Day 20260914]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-14-natgeo" />
    <id>https://www.thedailybackstory.com/p/2026-09-14-natgeo#20575</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-14T11:00:00Z</published>
    <updated>2026-09-14T11:00:00Z</updated>
    
    <summary>
      <![CDATA[ In today's National Geographic photograph, a black cat watches over alpacas in the icy Andes. On the same plateau, an even finer fiber nearly drove the a...way. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[Most of the Atoms in Your Body Have Never Been Inside a Star | NASA Astronomy Picture of the Day 20260914]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-14-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-14-nasa#20511</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-14T10:00:00Z</published>
    <updated>2026-09-14T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ Today's NASA Astronomy Picture of the Day is not a photograph but a color-coded periodic table showing where each element was made. Eleven years ago toda...old. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[It Breaks Itself Apart So It Can Leave | Bing Daily Wallpaper 20260914]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-14-bing" />
    <id>https://www.thedailybackstory.com/p/2026-09-14-bing#20509</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-14T09:00:00Z</published>
    <updated>2026-09-14T09:00:00Z</updated>
    
    <summary>
      <![CDATA[ Today's Bing China homepage shows a field of kochia. In China, this plant is tied into brooms and dried for medicine. In autumn, it breaks off at the bas...oes. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[Every Ice Crystal in That Cloud Is 3% Meteor Ash | NASA Astronomy Picture of the Day 20260913]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-13-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-13-nasa#20508</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-13T10:00:00Z</published>
    <updated>2026-09-13T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ Today's APOD is a time-lapse: over the Adriatic Sea in July 2020, Comet NEOWISE rises behind a layer of noctilucent clouds. It was captured by a particle...ere. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[A Sea Built Itself Into Mountains, and Coral Did Not Do the Building | Bing Daily Wallpaper 20260913]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-13-bing" />
    <id>https://www.thedailybackstory.com/p/2026-09-13-bing#20507</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-13T09:00:00Z</published>
    <updated>2026-09-13T09:00:00Z</updated>
    
    <summary>
      <![CDATA[ Bing calls today's Italian stone towers 'Coral reefs at high altitude.' It is half right: this really was a reef in a warm, shallow sea, but sponges, cal...ing. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[The First Thing They Planted on the Moon Was Not a Flag | NASA Astronomy Picture of the Day 20260912]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-12-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-12-nasa#20506</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-12T10:00:00Z</published>
    <updated>2026-09-12T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ On July 20, 1969, Aldrin unfurled 0.42 square meters of aluminum foil on the Moon and left it facing the Sun for 77 minutes. It was there to catch the Su...ion. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[The Sea Lions in the Picture Probably Did Not Herd These Sardines Into a Ball | Bing Daily Wallpaper 20260912]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-12-bing" />
    <id>https://www.thedailybackstory.com/p/2026-09-12-bing#20505</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-12T09:00:00Z</published>
    <updated>2026-09-12T09:00:00Z</updated>
    
    <summary>
      <![CDATA[ Thousands of sardines pack themselves into a silver ball, not out of solidarity but because each fish is trying to hide behind another. The hunter that d...ame. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[The Brightest Light Is Not at the Center of Either Galaxy | NASA Image of the Day 20260911]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-11-nasa-iotd" />
    <id>https://www.thedailybackstory.com/p/2026-09-11-nasa-iotd#20503</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-11T12:00:00Z</published>
    <updated>2026-09-11T12:00:00Z</updated>
    
    <summary>
      <![CDATA[ Two galaxies are colliding, yet most of the system's energy comes from a point that even Webb cannot resolve - and it lies outside both galactic nuclei. ...ars. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[Pufferfish Close Their Eyes with a Muscle Built for Inflation | Nat Geo Photo of the Day 20260911]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-11-natgeo" />
    <id>https://www.thedailybackstory.com/p/2026-09-11-natgeo#20574</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-11T11:00:00Z</published>
    <updated>2026-09-11T11:00:00Z</updated>
    
    <summary>
      <![CDATA[ Today's National Geographic photograph shows the eye of a map pufferfish. A paper published last month found that pufferfish are among the few fish that ...ion. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[A Spiral Arm Is Not a Ring of Stars. It Is a Traffic Jam | NASA Astronomy Picture of the Day 20260911]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-11-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-11-nasa#20504</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-11T10:00:00Z</published>
    <updated>2026-09-11T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ Today's APOD is the Southern Pinwheel Galaxy, M83. What are its two beautiful spiral arms? The answer came from a Fuzhou-born graduate of Tsinghua's phys...ars. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[This Bay Has No Continental Shelf, So the Deep Sea Meets the Shore | Bing Daily Wallpaper 20260911]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-11-bing" />
    <id>https://www.thedailybackstory.com/p/2026-09-11-bing#20502</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-11T09:00:00Z</published>
    <updated>2026-09-11T09:00:00Z</updated>
    
    <summary>
      <![CDATA[ Bing turns its camera on Villefranche-sur-Mer on the French Riviera. Above water are orange roofs and white walls. Below is another story: without a cont...eek. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[A Factory Is Still Running at the Black Hole's Door | NASA Image of the Day 20260910]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-10-nasa-iotd" />
    <id>https://www.thedailybackstory.com/p/2026-09-10-nasa-iotd#20500</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-10T12:00:00Z</published>
    <updated>2026-09-10T12:00:00Z</updated>
    
    <summary>
      <![CDATA[ The Webb telescope found dust near the black hole at the center of the Milky Way, and water there for the first time. But the black hole is not the prota...ets. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[A Donkey's 'Stubbornness' Is a Survival Command Written by the Desert | Nat Geo Photo of the Day 20260910]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-10-natgeo" />
    <id>https://www.thedailybackstory.com/p/2026-09-10-natgeo#20573</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-10T11:00:00Z</published>
    <updated>2026-09-10T11:00:00Z</updated>
    
    <summary>
      <![CDATA[ A man offers a carrot through a car window at a donkey sanctuary. The world's more than 50 million domestic donkeys descend from a wild ancestor now redu...als. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[She Numbered 1,802 Patches of Darkness With Tracing Paper | NASA Astronomy Picture of the Day 20260910]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-10-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-10-nasa#20501</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-10T10:00:00Z</published>
    <updated>2026-09-10T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ Today's NASA image shows a patch of darkness shaped like a giraffe. Its name is LDN 1295. The L belongs to a woman who nearly lost her chance at a doctor...one. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[A Bucket of Lime Is an Air Conditioner That Needs No Power | Bing Daily Wallpaper 20260910]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-10-bing" />
    <id>https://www.thedailybackstory.com/p/2026-09-10-bing#20499</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-10T09:00:00Z</published>
    <updated>2026-09-10T09:00:00Z</updated>
    
    <summary>
      <![CDATA[ From above, this Spanish town looks like sugar scattered across dark green olive groves. But its houses are not white for beauty alone: in the age before...ake. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[Four People Reopened a Door That Had Been Shut for 53 Years | NASA Image of the Day 20260909]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-09-nasa-iotd" />
    <id>https://www.thedailybackstory.com/p/2026-09-09-nasa-iotd#20497</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-09T11:00:00Z</published>
    <updated>2026-09-09T11:00:00Z</updated>
    
    <summary>
      <![CDATA[ The four people in blue flight suits are smiling. Five months ago, they traveled 400,000 kilometers from Earth and saw the Moon's far side with their own...972. ]]>
    </summary>
    
  </entry>
  
  <entry>
    <title><![CDATA[A Star Is Winking, and Each Wink Comes More Slowly | NASA Astronomy Picture of the Day 20260909]]></title>
    <link rel="alternate" type="text/html" href="https://www.thedailybackstory.com/p/2026-09-09-nasa" />
    <id>https://www.thedailybackstory.com/p/2026-09-09-nasa#20498</id>
    <author>
      <name>Luke</name>
    </author>
    <published>2026-09-09T10:00:00Z</published>
    <updated>2026-09-09T10:00:00Z</updated>
    
    <summary>
      <![CDATA[ Only 190 stars have had both mass and radius measured to within 3%. Of those, 188 were weighed during the few hours when one star passed in front of another. ]]>
    </summary>
    
  </entry>
  
</feed>
