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

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

Deep in the Southern Ocean, near the earth's underworld, there lies a landmass so remote that few have ever visited. The ...

Dig deep on Google Earth and you’ll inevitably find a surprise or two. Maybe you’re looking at far-flung islands in the middle of an ocean or checking in on something closer to home. A few years ago, ...

Scientists trace Earth’s long cooling to falling ocean calcium, pulling CO₂ from the air and offering new insight into a greenhouse mystery.

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 ...