Science

Yellows, oranges and reds show regions where the average temperature from 2013 to 2017 was higher than a baseline average from 1951 to 1980, according to an analysis by NASA's Goddard Institute for Space Studies.

2017 Among Warmest Years On Record

by Merrit Kennedy

The planet's global surface temperature last year was the second warmest since 1880, NASA says. Scientists say the five warmest years on record have been since 2010.
What can you learn from knowing whether your cat is right- or left-pawed?

Cat Lovers, Is Your Cat Right- Or Left-Pawed?

by Barbara J. King

Do you know which paw your cat uses first when coming down the stairs? Anthropologist and cat lover Barbara J. King discusses with researchers why a new finding of paw preference matters for our pets.
Astronomers have discovered a star, shown in an artist's rendition, that appears to be orbiting an invisible black hole with about four times the mass of the sun.

Black Holes: Where Reality Beats Fiction

by Marcelo Gleiser

We know that at the heart of pretty much every galaxy, there is a giant black hole. There is a lot that we know about black holes — and a lot that we don't know, says astrophysicist Marcelo Gleiser.