If the species is wiped out by poachers, Africa’s vast rain forest will lose 7 percent of its carbon storage ability, scientists estimate.
How several former vegans and vegetarians across the country came to see meat as their calling.
The Beresheet lunar lander carried thousands of books, DNA samples, and a few thousand water bears to the moon. But did any of it survive the crash?
After three years of retrofitting lights, the national park will soon be certified by the International Dark Sky Association
Images of the Starlink constellation in orbit have rattled astronomers around the world.
The E.P.A. plans to change the way air pollution health risks are calculated in a way that would sharply lower estimated deaths from new, looser rules for coal plants.