Evidence of algae growth and climate simulations reveal the Arctic had seasonal ice, not a permanent ice shelf, for much of the past 750,000 years. These insights challenge long-standing theories. For ...

A new map shows hidden Martian rivers stretching thousands of miles, offering fresh evidence of a warm, wet ancient Mars.

A team of scientists put together a global database of submarine mud volcanoes. Orders of magnitude more are still bubbling, ...

Following the removal of four dams from the Klamath River, which flows through California and Oregon, a group of young ...

The legend of Atlantis never really disappears. It gets revisited, adjusted, and debated when new findings raise fresh questions. Lately, professionals have focused their attention on locations in ...

The collapse of the world’s second-largest ice sheet would drown cities worldwide. Is that ice more vulnerable than we know?

The deep ocean needs to be studied, not mined, but the Trump administration is barreling ahead, violating international law.

With sediment supply in freefall and sea levels rising, experts warn B.C. is gambling its future on crumbling dikes and vanishing marshlands.

Experts alarmed over Trump’s promotion of deep-sea mining in international waters Critics call for an industry moratorium until more scientific data can be obtained.

Politics Trump’s New Executive Order Promotes Deep Sea Mining in US and International Waters While Bypassing International Law Critics call for an industry moratorium until more scientific data ...

Half a century after the world's first deep sea mining tests picked nodules from the seafloor off the US east coast, the damage has barely begun to heal.

Environmentalists also worry about the potential harm that stirring up sediment may inflict on fisheries. Deep-sea science, which also faces challenges, still has much to learn.