By Kenneth Chang Two astronauts who have spent months aboard the International Space Station will have to stay there months longer after...

By Remy Tumin For more than 30 years, the world’s largest iceberg was stuck in the Antarctic. Five times the size of New York City’s land...

By Catrin Einhorn This generation will probably see the demise of the Great Barrier Reef unless humanity acts with far more urgency to...

By Kenneth Chang When a NASA spacecraft passes over Shackleton Crater on the moon and peers in, it sees a sea of blackness. The sun never...

By Carl Zimmer For generations, physicists have puzzled over life. Their theories about matter and energy have helped them understand how...

By Daisuke Wakabayashi and Jin Yu Young Lee Saedol was the finest Go player of his generation when he suffered a decisive loss, defeated...

Mike Bettwy, operations chief for the National Oceanic and Atmospheric Administration’s Space Weather Prediction Center, in Boulder,...

By Raymond Zhong One of North America’s largest areas of interconnected glaciers is melting twice as quickly as it did before 2010, a...