All Stories
- Fossils
Invisible fossils of the first animals
Though the first animals on Earth didn’t leave behind rock fossils, scientists can still find these ancient creatures by observing their invisible molecular fossils.
- Earth
Antarctica warms, which threatens penguins
Unexpected rates of warming threaten to change Antarctica and pose a threat to the survival of some of its penguins.
- Earth
Science loses out when ice caps melt
Tropical glaciers are vanishing at an especially rapid pace—and taking valuable climate records with them.
- Physics
Earth from the inside out
An invisible particle sheds light on the mysterious interior of the Earth.
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- Tech
Hubble Lives On
Scientists are planning the last servicing mission to one of the most important space telescopes of all time.
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- Physics
Hold on to your stars, ladies and gentlemen
Our galaxy is heavier and spinning much faster than scientists thought.
- Animals
Between a rock and a wet place
If you're a fish that climbs waterfalls, is it better to have a squat body, or be tall and a fast swimmer?
- Environment
Mood-boosting drugs make unhappy fish
Drugs called antidepressants find their way into lakes and streams, affecting the behavior of fish living there in unexpected ways.
- Animals
Longer lives for wild elephants
A surprising new study shows that female elephants in the wild might live up to three times longer than those born in zoos.
