Drops of water reveal the age of the tallest mountain range in the continental U.S.

New propagation techniques allow easy establishment of trees in urban settings.

A new trasformable material has been made into a beanie that turns into a helmet and a suit fit for a superhero. Now it's your turn.

You can't feel them or even see their effects. But these gradual events could pack ominous portent.

The same DNA that affects hair color in humans has been found in mammoths.

On a remote hilltop in Italy, a professor and her students unearthed an Etruscan inscription on a shard of pottery bearing the name of an Etruscan god, Lurs.