In the Kinshasa Botanical Garden, a troupe of cardboard animals — monkeys, a gorilla, leopards, a giraffe — stand at ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

"You cannot annex another country." This was the clear message given by the Danish prime minister, Mette Frederiksen, at a ...

The Arctic Sun has long since dipped below the horizon, plunging the world into 24 hours of darkness. The region stretching ...