Evidence from fossil shells suggests that falling seawater calcium helped lock away carbon dioxide and helped cool Earth after the dinosaurs.

More than 500 million people have downloaded Google Earth since it was launched in 2005. The software is available for free on Google's Web site. Researchers and organizations can purchase a more ...

New research shows ancient tropical oceans once held more oxygen than cooler regions, reshaping where early life could survive and evolve.

After 20 years, being able to look at any corner of the planet in Google Earth doesn’t seem that impressive, but it was a revolution in 2005. Google Earth has gone through a lot of changes in that ...