Giant sunspot on the solar disk imaged by NASA's Solar Dynamics Observatory on 24 October 2014 — thematic full-disk sunspot imagery. Credit: NASA/SDO, public domain. That number matters because of ...
Webb data indicate Chariklo's dense inner ring grew more opaque while its tenuous outer ring faded, though wavelength-dependent grain behaviour remains an alternative explanation.
Two and a bit tonnes of snapped rock, stacked into neat circles, in a chamber that has never once seen daylight. Nobody has worked out why. Bruniquel Cave sits above the Aveyron gorges in the ...
Opportunity self-portraits from January 2014, left, and March 2014 show how wind removed much of the dust from the rover’s solar panels. These images postdate the first dust-devil photograph and do ...
The National Geodetic Survey has spent years building a replacement for the reference system that fixes every published position in the country. New geodetic-control submissions into the old system ...
Tombstone Territory set itself in Tombstone, Arizona, the town that has never stopped being defined by the Gunfight at the O.K. Corral, and built its house style around the local paper. Pat Conway ...
Moa eggshell scattered across the floor is how the cave got its name, and it turned out to be the least interesting thing in there. Moa Eggshell Cave sits near Waitomo on New Zealand’s North Island, ...
Thematic only: a Palaeolithic reindeer-head engraving from the cavern wall at Tuc d’Audoubert (Popular Science Monthly, public domain via Wikimedia Commons). Not an image from the southwest Ireland ...
In the fall of 2017, a 14-year-old in Virginia’s Shenandoah Valley picked up a shovel for a high school agriculture class and started digging a hole in her family’s backyard; nine years later, as her ...
U.S. Geological Survey / Alan Cressler. Public domain. Thematic Florida karst spring (Rainbow Springs); not a dye-tracer photo. Five gallons is not much water. Poured out, it would fill a kitchen ...
A gift of more than $5.5 million from Anna and Greg Brockman — Greg being the cofounder and president of OpenAI — closed the gap on a roughly $10 million community fundraising target and cleared the ...
Wade out from the north-western shore of Lake Issyk-Kul, keep walking until the water reaches your chest, and there is a fair chance you are standing on a mosque. In the autumn of 2025, an ...
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