Iceberg A-68a is just a few hundred miles from crashing into South Georgia island, new photos from the Royal Air Force reveal.
From vanishing sea ice to blistering air temperatures to zombie fires, climate change is reshaping the Arctic. And that transformation may be permanent, researchers said.
Warmer-than-average conditions and declining sea ice in the Arctic may be linked to the Sahara Desert's biggest dust storm in recorded history.
Here's a guide to the Atlantic hurricane season, including predictions, naming conventions and how to prepare for a storm.
Six volcanic islands in the Aleutian archipelago may be linked together in one massive caldera hiding underwater.
Some ancient islands now submerged beneath the North Sea survived a devastating tsunami about 8,000 years ago and may have played a key part in Britain's human prehistory.
The Chinese submarine Fendouzhe has completed a months-long expedition to the deepest part of the ocean, a feat matched by only James Cameron, a hobbyist investor and the U.S. Navy.
Scientists recently calculated the power of so-called superbolts — brighter-than-average lightning strikes.
Volcanoes rank among the most destructive and awe-inspiring phenomena on the planet. But these fiery fissures do much more than just destroy.
An explosion on the slopes of Stromboli sent pyroclastic flow down the Italian volcano on Monday (Nov. 16).
The Carnian Pluvial Event (CPE) ushered in 1 million years of rain and killed as many as 33% of all marine life, a new study suggests.