One of the most devastating extinctions in Earth's history is best known for what didn't die—dinosaurs. But the end-Triassic ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Earth's oceans, known for their deep blue hue, could one day undergo ...

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 ...

When we look at Earth from space today, we see a pale blue dot—a planet dominated by vast oceans that shimmer under the sunlight. But what if our oceans weren't always blue? According to recent ...

Even though we’ve recorded tens of thousands of marine creatures over the decades and scientists are discovering new species ...

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 ...

Oceans around the globe have become darker over the last two decades, leaving researchers fearful for their marine inhabitants, according to a new study. Professor Thomas Davies of the University of ...

Earth's current largest ocean, the Pacific, blankets more than 30% of the planet's surface, stretching 12,000 miles (19,000 kilometers) at its widest point, between Colombia and the Malay Peninsula, ...

Where do Earth's oceans come from? The debate on whether water may have been originally delivered to our planet by comets striking its surface has reopened after a new groundbreaking study. Published ...

A University of Florida team has developed magnetoelectric antennas that let robots talk underwater with just 10 watts of ...

Somewhere in the galaxy, in a place colder than anything our solar system has ever produced, a ball of ice took shape.