Communities throughout San Diego County will celebrate Earth Day (April 22) and Arbor Day (April 25) with festivals, cleanups ...

According to the release, the ancient lake likely reached its largest size around 8,000 years ago during a time of heavy ...

The menacing asteroid that wiped out non-avian dinosaurs left a colossal marine crater in what's now the Yucatan Peninsula.

Researchers have proposed many origins for a gravity anomaly in Wilkes Land, East Antarctica, but the latest evidence ...

Research on Wax Lake’s land-building success has been enlisted in the fight against the rapid disappearance of the coast ...