Bison once numbered in the tens of millions in the United States. Now, a nonprofit is working to restore the shortgrass prairie, where the American icons and their ecosystem can thrive again.
Astronauts from NASA said goodbye to the moon for the last time on Dec. 14, 1972. The somberness of the anniversary is offset by the scenes of Artemis I’s recently concluded mission.
The western side of the Antarctic Peninsula has seen sharp declines in Adélie penguin populations in recent decades. Things look better on the eastern side. Take a tour.