This little perpetual-motion machine needs to eat constantly because of its high metabolism and high body temperature. If it ...

Saplings and cuttings of the endangered tree were sold off around the world, catching the attention of former police officer ...

The ‘dinosaur tree’, which is thriving in a West Midlands couple’s garden, has borne its long pendulous and globular spiky ...

A Wollemi pine, one of the world's rarest and oldest trees, has borne fruit for the first time after being planted by retired ...

Saplings and cuttings of the endangered tree were sold off around the world, catching the attention of former police officer ...

The Wollemi pine, a critically endangered species which dates back 90 million years, has borne fruit in a garden in ...

If you're thinking of adding a street tree out front, Penn State urban forester Vincent Cotrone has some recommendations.

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Wollemi pines – dubbed dinosaur trees – date back more than 90 million years and were thought to have died out with T-Rex.

The endangered Mount Graham red squirrel was classified as endangered in 1987, with population numbers ranging from 35 to 550 ...