Imagine standing on a mountain summit, the world below hidden beneath a rolling sea of clouds, golden sunlight breaking through the mist. Autumn is always a magical time to be in the mountains. The ...

There is a particular morning in Oman when the mountains seem to forget themselves. Valleys vanish. Villages float. What was ...

For decades, scientists have assumed that losses in Arctic sea ice cover allow for the formation of more clouds near the ocean’s surface. Now, new NASA research shows that by releasing heat and ...