The collapse of the world’s second-largest ice sheet would drown cities worldwide. Is that ice more vulnerable than we know?

Inside this double issue of SciAm, you’ll find black holes that burp up their stellar meals, metal detectorists that hit pay ...

This two-part Mongabay mini-series examines the current status of the climate emergency, how the global community is likely ...

I don’t think that’s what allies do,' the French president said Sunday. 'It’s important that Denmark and the Europeans commit ...