Planet Earth

A cluster of precariously balanced rocks in California hold secret clues to future earthquakes near Los Angeles.

After the supercontinent Panagea broke up around 200 million years ago, how long did it take for Australia to emerge as its own continent?

A research expedition in the Southern Ocean has mapped a string of seamounts that help to shape the Antarctic Circumpolar Current — an ocean current that flows clockwise around Antarctica.

In and around the Arctic Circle, stunning multicolor clouds have been shining in the sky for days on end. It is very unusual to see so many of these vibrant clouds over such a long period.

LIVE Latest updates on the volcano on Iceland's Reykjanes peninsula, which began erupting on Monday (Dec. 18) north of the small fishing village of Grindavík following weeks of localised earthquakes and sinkholes.

A huge volcanic fissure appeared in Iceland on Dec. 18, spewing lava up to 100 feet into the air — and the eruption has been captured in incredible pictures.

A sea of migrating methane discovered below the permafrost in Svalbard may eventually escape its icy prison if the permafrost continues to thaw due to climate change.

Researchers have mapped the magma plumbing system beneath Tonga's underwater volcano and discovered three magma chambers, two of which fed the record-shattering 2022 eruption.

A volcanic eruption on Iceland's Reykjanes peninsula that began on Monday (Dec. 18) appears to be slowing down, but only time will tell how long the unrest will last, officials say.