It's a vast territory. Gracing the Arctic, much of it is frozen. It's sparsely populated. It holds vast natural resources. Its location makes it geopolitically important. In case of war, the country ...

Earth has experienced many icehouse and greenhouse climates. A new study shows how they connect to plate tectonics.

Since the turn of the millennium, our understanding of our ancestors and extended cousins has shifted dramatically, thanks to ...

The climate warmed up almost as quickly 56 million years ago as it is doing now. When a huge amount of CO2 entered the ...

Mars may have once possessed an ocean at least as large as Earth's Arctic Ocean, a new study suggests. Previous research ...

Marine turbidites are layers of mud and sand deposited on the deep ocean floor by massive underwater landslides and are often ...

One of Earth’s earliest mass extinctions wiped out most ocean life during a sudden global ice age. From the ruins, jawed vertebrates survived, diversified, and transformed the course of evolution.

The president's second first year in office has been a blitz. Here are some under-the-radar developments that might have ...