A colossal ocean current encircling Antarctica—stronger than all the world’s rivers combined—played a far more complex role in shaping Earth’s climate than scientists once thought. New research shows ...

How much do you know about our planet? Here are the amazing, odd and downright cool Earth facts scientists learned in the ...

Nearly three-fourths of Earth is covered by oceans, making the planet look like a pale blue dot from space. But Japanese researchers have made a compelling case that Earth's oceans were once green, in ...

Waves are one of the most familiar features of Earth’s oceans, shaped by wind, gravity, and the properties of water itself.

The deep blue sea may not have always been so blue. A new study suggests that the Earth's oceans may have changed color over time and could change again in the future, depending on the chemical makeup ...

We've always called Earth the blue planet, but that color might not be permanent. Previous research claims our oceans were once green, and if environmental conditions shift dramatically, a new study ...

(CNN) — Picture all of Earth’s oceans, which cover about 70% of the planet and are mostly made of hydrogen. Now multiply that by nine. That may be the amount of hydrogen in Earth’s core, possibly ...

A new study finds that the rate of ocean warming has more than quadrupled over the past 40 years—and pinpoints why. By Sachi Kitajima Mulkey / Grist Published Jan 30, 2025 8:00 AM EST Add Popular ...

Scientists reveal how waves behave on alien planets, from towering methane seas on Titan to nearly still lava oceans on ...

Earth Day 2026; a time for reverence, responsibility, and recognition of the web of life. Each year on April 22, we pause — ...