The journey had taken him 8 meters (26 feet) beneath the surface, where sunlight filtered through the Arctic ice and fish swam around a rock formation. It's a remote place few will ever see, ...

Arctic sea ice levels are crucial to Earth's climate because, without the ice reflecting sunlight, more heat energy goes into the oceans.

Arctic winter sea ice peaked at 5.2 Mn sq. miles in March tying the record low set in 2025 scientists called a "stark signal" of a rapidly transforming Arctic ...

A new Stanford University study has helped solve a mystery about dramatic swings in sea ice extent around Antarctica.

Rising temperatures threaten to trigger catastrophic tipping points across the planet. But it’s not too late to turn the tide ...