The three cosmonauts returned after spending 220 days in space and orbiting the Earth 3,520 times, Nasa said in a statement.

Sometimes we get sidetracked with bunnies and baskets at this time of year. But we can get beyond those to see the beauty and ...

UC Davis professor Hugh Safford found the highest living tree in California on a recent hike through the High Sierra.

They are ghost forests: the haunting remains of what were once stands of cedar and pine. Since the late 19th century, an ever ...

Whether a tree falling in a forest makes a sound is a perennial subject of debate, but in one north London borough, it's ...

I had gone into the forest to collect myself. For a sense of timelessness, amid trees here long before I got here, that would ...