Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests.

"All these sources contribute." Researchers make ominous discovery using underwater microphones: 'Increasing the intensity' ...

A new study published in NPJ Climate Action proposes a more radical approach, suggesting that harvested boreal timber could ...

Purposefully sinking boreal trees could help lock away carbon for millennia or longer, but the audacious plan comes with ...

Atlas Ocean Voyages has launched a brand-new polar expedition for 2026: the "Canadian Arctic Discovery", a 17-night expedition aboard World Voyager, sailing September 21 from Kangerlussuaq, Greenland ...

“The history of the many attempts to reach the North Pole,” Norwegian author and adventurer Erling Kagge writes, “is also the history of how illusions of a frozen wasteland can lure people to their ...

For years, scientists have debated whether a giant thick ice shelf once covered the entire Arctic Ocean during the coldest ice ages. Now, a new study published in Science Advances challenges this idea ...

Despite falling global mercury emissions, mercury levels in Arctic wildlife continue to rise. A new study reveals that ocean currents are delivering legacy mercury pollution from distant regions like ...

For decades, scientists believed the Arctic Ocean was sealed under a massive slab of ice during the coldest ice ages — but new research proves otherwise. Sediment samples from the seafloor, paired ...

As human activity grows in the Arctic, underwater noise is spreading through icy waters, disrupting how many animals communicate.