Habitable environment on Martian volcano?

A volcano erupting under an immense glacier would have created large lakes of liquid water on Mars in the relatively recent past. And where there’s water, there's the possibility of life.

Two hoodoos under the Milky Way

Double hoodoos under a starry Utah sky, by David Rankin

New image of seafloor zone where Malaysia Airlines Flight 370 might lie

A new illustration of the seafloor, created by two of the world’s leading ocean floor mapping experts, details underwater terrain where the missing Malaysia Airlines flight might be located.

April 2014 tied with warmest on record, or second-warmest

Yes, some of us in North America have been shivering this spring. But our local weather is not the whole story.

Hurricane season outlook 2014: “Normal”

Atlantic hurricane names in 2014: Arthur, Bertha, Cristobal, Dolly, Edouard, Fay, Gonzalo, Hanna, Isaias, Josephine, Kyle, Laura, Marco, Nana, Omar, Paulette, Rene, Sally, Teddy, Vicky, and Wilfred.

View from space: Tierra del Fuego and Cape Horn

The southernmost tip of South America, seen from the ISS.

Tracking foodborne illness with Yelp

A pilot project uses online restaurant reviews to find unreported outbreaks of food poisoning.

Fly mind control

A new mind alteration device makes flies sing and dance.

Fireflies and stars

If you're star-watching, try capturing a few photos of fireflies, too.