Climate can change fast, even when the planet looks stable. Earth has flipped into new patterns within decades in the past.

Researchers find that Earth’s orbital rhythms influenced sediment and organic preservation in Jurassic shale deposits.

Mars is about half Earth’s size and roughly a tenth its mass — not really the sort of planet you’d expect to leave ...

The earth (and humanity) would be very different without our smaller red neighbor. In A Nutshell Computer simulations show ...