All Stories
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Wire critter shows power of surface tension
Water striders walk on water by using surface tension. Now you can do the same with a wire critter weight-lifting contest.
- Microbes
The war on superbugs
Doctors and scientists are exploring ways to stem the growing global crisis of antibacterial resistance.
- Microbes
Explainer: What you can do to fight antibiotic resistance
Doctors and scientists are not the only people who can help preserve the effectiveness of life-saving antibiotics. Even patients have a role to play, as these tips show.
- Microbes
The HIV cure — that wasn’t
Immediate and aggressive drug treatment of a baby born with HIV appeared to have cured the girl. In fact, a follow-up shows, she still has the disease.
- Fossils
Mega-bird!
What may have been the bird world’s biggest flier ever had wings so long, they would have had trouble flapping fast enough to keep it aloft in tough winds. But this behemoth would have been able to soar both far and fast.
- Science & Society
Dissect a frog and keep your hands clean
Dissecting frogs can be a fun and useful way to learn about anatomy. If you don’t have a frog on hand, here are three smartphone apps that allow you have your frog legs and dissect them, too.
- Agriculture
Your food choices affect Earth’s climate
Producing food can put a lot of climate-warming pollutants into the atmosphere. But some foods, especially meats, contribute more than others.
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Teaching the teachers with arctic exploration
An expedition company teams up with National Geographic to help teachers get out of the classroom so that they can share polar experiences with their students.
- Microbes
Superbugs: A silent health emergency
Have antibiotics become too popular? Overusing these medicines fuels resistant germs that pose a global health threat.
- Microbes
Explainer: Where antibiotics came from
A mold proved the source of the first known antibiotic: penicillin. But chemical dyes would lead to the first antibiotics used in treating people.
- Health & Medicine
Sunlight makes pleasure chemical in the body
A day on the beach might deliver more than a tan (or sunburn). It may also release potent brain chemicals that leave people with a pleasurable feeling.
- Tech
A homemade bungee cord could save kids in hot cars
Babies left in hot cars are in serious danger. A middle-school student invented a simple reminder to help parents keep their children safe.
