Chemical traces and microbes could break down or transform as they rise, making them unrecognizable by the time they reach ...

The rocky object called Bennu is classified as a near-Earth asteroid, currently making its closest approach to Earth every ...

Researchers predict that a collision with the asteroid Bennu would plunge Earth into a year's long 'impact winter'.

Auroras have long mystified humanity. Now that we know what they are and why they happen, we can better predict how best to ...

Wall paintings were also points of meditation and devotion, which existed to reinforce the words delivered from the pulpit.

New 3D maps of the Greenland Ice Sheet show how huge cracks in the ice that accelerate melting expanded between 2016 and 2021 ...