Asteroid Sampling
Asteroids contain keys to the origin of the solar system, but the ones that reach earth are easily …
Good
F is for Fail
Exposing students to the letter "F" before taking a test makes them more likely to fail it.
Chupacabra
A legendary beast called the chupacabra has a surprisingly recent origin.
Strongest Insect
An Australian beetle earns the title of world's strongest insect.
Sizing Up Dogs II
A listener asks whether it's true that large dogs don't live as long as small dogs.
Sizing Up Dogs I
A listener asks whether large dogs are more intelligent than small dogs.
Reindeer Clocks
Most mammals have internal clocks that regulate their daily cycles, but not reindeer.
Sleepwalking Brains
A listener asks what's going on in the brain when someone is sleepwalking.
High Intensity Workouts
A few short bursts of high-intensity exercise may be more effective than hours of conventional …
Big Cold Animals
A new explanation for why animals grow larger at higher latitudes.
Scanning Memories
Researchers can distinguish between different memories using a brain scan.