The Uncanny Places on Earth That Look Like Alien Worlds

We've made huge strides towards finding exoplanets and surveying the other worlds in our solar system recently — but most of us will never know what it's like to stand on another soil, especially under another sun. Good thing there are a lot of places on Earth that you could easily mistake for strange new worlds. » 10/14/13 3:05pm 10/14/13 3:05pm

Can you guess the subject of this photograph?

If you said "blood vessels" or "bronchi" you'd be wrong, but those would both be very good guesses. There's a reason this false-colour image of the Mississippi Delta — photographed by Japan's Advanced Land Observing Satellite — bears such a striking resemblance to ramifying vasculature; as Unpopular Science explains, it… » 1/04/13 1:43pm 1/04/13 1:43pm

NASA's breathtaking "Earth As Art" photos are now a free e-book

We've featured some of NASA's images of Earth from space before, in all their "mad painter" glory. But now the "Earth As Art" galleries, which have appeared in museums all over the place, have been culled into a truly extraordinary 75-page book. And you can download it as a free PDF. Get to know our planet a whole new way. » 12/03/12 4:00pm 12/03/12 4:00pm

Holy crap, these entries from Nat Geo's 2012 Photo Contest are…

Last Friday was the deadline for National Geographic's annual photography competition. Winners will be announced on December 15, but in the meantime, The Atlantic's Alan Taylor has hand selected another 50 images from this year's extensive collection of entires. Jaw-dropping doesn't begin to describe them. » 12/03/12 8:20am 12/03/12 8:20am

Giant ice caverns lead the hunt for exotic particles

This is a gigantic hole that's been melted into the South Pole. It's one of the 100 or so such vertical caves that have been punched into the Antarctic surface as part of the IceCube Neutrino Observatory, which is searching for tiny, almost massless particles known as neutrinos. This remarkable image reveals the… » 2/13/11 11:00am 2/13/11 11:00am