A vast number of coastal cities in the U.S. would be submerged in water if sea levels rise 10 feet, according to a map by ...

Oxygen began entering Earth's oceans around 2.32 billion years ago, and shallow seas followed within a few million years.

A thick layer of more than 12 miles of rock may explain why Bermuda seems to float above the surrounding ocean.

Almost a half-mile below Monterey Bay's surface, California scientists recorded rare footage of a seven-arm octopus eating a ...

Perhaps it was hiding from predators. Or trying to catch food. Then again, maybe it just wanted to be left alone.

The tiny pantheon known as the Asgard archaea bear traits that hint at how plants, animals and fungi emerged on Earth.

Far below the familiar blue of the oceans, scientists are uncovering evidence of a vast hidden reservoir of water locked inside the rocks of Earth’s mantle. Rather than a single underground sea, this ...

Under the surface of the ocean, "constellations" of towering subsea mountains dot the Earth – and they are teeming with ...

If you want new furnishing for your house, you’d better know every answer to the Decor Treasure Hunt quests for World of ...

Vanguard, a new subsea human habitat, will immerse researchers for weeks, allowing them to observe the ocean’s complexity and ...

The uniquely vulnerable West Antarctic Ice Sheet holds enough water to raise global sea levels by 5 meters. But when that ...

The entrance pavilion with its ornate stonework and terracotta roof serves as a portal between everyday Pittsburgh and the lush microcosms waiting inside. It’s the botanical equivalent of the wardrobe ...