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Comet Harpoon
NASA scientists are testing a harpoon that could bring back samples from comets.
Monkey Miscarriages
Wild gelada monkeys spontaneously abort pregnancies when a new male takes over the group.
Comet Harpoon
NASA scientists are testing a harpoon that could bring back samples from comets.
Blowing Away Germs
A listener asks if opening all the windows will spread cold and flu germs around.
Naked Mole Rat Brains
Researchers have figured out why naked mole rats are resistant to stroke.
Australian Extinction
Human hunters drove Australia’s largest animals to extinction around 40,000 years ago.
Mass Incarceration
Federal surveys of unemployment and high school drop-out rates don’t take into account the growing …
Heart Hormones & Fat
Hormones released by the heart may help burn fat.
Extremely Tiny Horses
Ancient horses shrank when global temperatures rose.