All Stories
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Animals
Monkey math
Monkeys can estimate sums almost as quickly as people can. The finding provides insight into how math skills developed in the human brain.
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Health & Medicine
Sweeeet! The skinny on sugar substitutes
Millions of people use artificial sweeteners, but are they safe?
By Emily Sohn -
Space
Average galaxies
Small, faint, and sluggish, a newly discovered collection of galaxies is helping explain how larger galaxies came to be.
By Emily Sohn -
Space
A whole lot of nothing
Scientists have discovered a huge expanse of nothingness in outer space.
By Emily Sohn -
Animals
Thieves of a feather
Birds that steal might be the smartest birds in the flock.
By Emily Sohn -
Animals
Primate memory showdown
Are chimpanzees or people better at remembering numbers? Read on to find out.
By Emily Sohn -
Animals
Eyes on the depths
On a recent expedition to the Bahamas, scientists made new discoveries about how deep-sea animals see the world.
By Mark Schrope -
Health & Medicine
Heavy sleep
To maintain a healthy weight, kids need to get enough sleep.
By Emily Sohn -
Space
Light night, dark stars
Light pollution causes problems for astronomers, migrating animals, and stargazers.
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Plants
Flytrap machine
Inspired by the Venus flytrap, scientists have invented a material that might improve human lives.
By Emily Sohn -
Planets
Venus unveiled
A recent mission to Venus has revealed new information about that planet's watery past.
By Emily Sohn