Roth was standing at the edge of a cave in Pirkanmaa, Finland. Inside, he knew, was a geocache: a container that was stashed ...

“Everybody thinks it is the atmosphere that is warming, but actually it is the ocean,” said Sabrina Speich, a professor of physical oceanography and climate sciences at the École Normale Supérieure in ...

The Carruthers Geocorona Observatory is the first mission focused on studying changes in the exosphere, the Earth’s outermost ...

Think you’ve seen it all? These jaw-dropping natural wonders prove the world still has plenty of surprises left to stop you ...