Scientists discovered plate anomalies in Earth's mantle using seismic wave analysis. These mysterious structures challenge tectonic theories.

The prospect of heat waves without end, increasingly destructive floods, relentless drought, rapidly rising sea levels, and the risk of “point of no return” tipping points require humanity to swiftly ...

The deep sea is integral in ocean cycling processes that carry nutrients and oxygen all over our planet. This underexplored realm is the basis of food chains that sustain billions of people and helps ...

Researchers used a pair of powerful supercomputers to simulate the potential trajectories of 1 million satellites in a ...

Few living scientists have witnessed as much planetary change as the legendary  Sylvia Earle, who recently turned 90. A former Chief Scientist of NOAA, leader of the first all-female aquanaut team in ...

When we dream of landscapes, we might imagine rolling valleys or rugged mountains. But there is a whole landscape hidden from ...

The changes are most visible in the Afar region of northeastern Ethiopia. Scientists say that the Gulf of Aden and the Red ...

A mega-drought 1,000 years ago drove Polynesians to explore the Pacific and change their historical destiny forever.

Even when Earth was locked in a global deep freeze, its climate may have kept moving. Ancient rocks reveal seasonal and decade scale cycles beneath the ice during Snowball Earth.

For 88 years, the question of what happened to Amelia Earhart has survived every attempt to answer it. Later this year, two ...