All Stories
- Microbes
Hitting the redo button on evolution
Scientists are experimenting with bacteria to see if evolution plays out the same way every time.
- 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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- 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?
- Physics
Hold on to your stars, ladies and gentlemen
Our galaxy is heavier and spinning much faster than scientists thought.
- 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.
