Scientists thought it might have looked a lot like the grassy, arid steppe landscape in Siberia and Alaska at the time — but no one had ever investigated the ocean floor where the "bridge" once ...

"All that is left are the lullabies I sing to myself." Like her ancestors, who have wandered the frozen landscape of Northern Siberia for thousands of years, Pudani was born in the tundra and ...

As the frozen ground warms much faster than expected, it’s reshaping the landscape—and releasing carbon gases that fuel global warming. The Batagaika crater in eastern Siberia, half a mile ...