Several American medical societies are working together to educate the public on the health risks of climate change
Have historical records underestimated global sea level rise?
What caused Earth’s metal-rich mantle and crust? Iron rain may be the answer.
A new rubber-like material can change shape limitlessly without physical manipulation.
What do organic materials detected by the Mars rover reveal about the potential for ancient life on the Red Planet?
It has long been hypothesised that Earth’s water originated from comets, but new data from the ESA’s Rosetta may indicate otherwise
Why does Russia have 11 time zones while China has just one? Peter Sherman investigates the history, politics and technology behind some of the world’s most incongruous ways of telling time.