All Stories
- Physics
On the lookout for micro-missiles from space
Speeding specks of space dust can damage spacecraft. But if they make it to Earth, these tiny rocks can offer lessons on how the solar system formed.
- Space
Caught on camera: A small rock hit the moon
Photographers documented a rocky impact during January’s total lunar eclipse.
- Health & Medicine
Could eating clay help manage weight?
A new study suggests that clay could help soak up fat in the gut. In rats, it works as well as a weight-loss drug.
- Chemistry
Big rock candy science
Instructions for making your own rock candy say to dip your stick or string in sugar before putting it in your sugar solution. Does that matter?
- Animals
Bee parasite is more werewolf than vampire
Inventing fake bee larvae prompts scientists to rethink how a mite — ominously named Varroa destructor — does its damage.
- Climate
Scientists Say: Waterspout
A whirlwind over land is just a whirlwind. But over water, a whirlwind becomes a waterspout.
- Earth
Earth’s core may have hardened just in time to save planet’s magnetic field
Earth’s inner core began to solidify within the past 565 million years, a study finds. That could explain why the planet’s magnetic field did not collapse.
- Chemistry
Shell shocked: Emerging impacts of our acidifying seas
As Earth’s climate changes, the oceans are becoming more acidic. Here’s how oysters and reefs are responding to their acidifying bath.
- Animals
Ocean acidification may ground swimming skates
Fish might seem immune to acidic waters, but check their skeletons. They can be vulnerable and eventually alter how fish behave.
- Animals
Is ocean acidification knocking the scents out of salmon?
In more acidic water, salmon don’t seem to recognize the smell of danger. Will their populations take a nosedive as carbon-dioxide levels rise?
- Animals
Animal graveyard found in deeply buried Antarctic lake
Mud from Antarctica’s Lake Mercer surprised scientists with what appeared to be the carcasses of tiny animals. A neighboring lake had only microbes.
- Animals
A Bolivian frog species returns from the dead
A Bolivian frog was missing in the wild for 10 years. Scientists feared chytrid fungus had driven the frog extinct. Then they found 5 survivors.
