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Scientists Say: Naloxone
This drug can save people who have overdosed on opioids, such as fentanyl and oxycodone.
- Animals
Young aphids sacrifice themselves to make home repairs
Young aphids swollen with fatty substances save their colony by self-sacrifice. They use that goo to patch breaches in the wall of their tree home.
- Earth
Reliving the last day of the dinosaurs
The Chicxulub crater is helping reveal what happened on the day a 12-kilometer-wide asteroid slammed into the Gulf of Mexico, 66 million years ago.
- Earth
Explainer: Understanding geologic time
Geologic time is unimaginably long. Geologists puzzle it out using a calendar called the Geologic Time Scale.
- Animals
Tiger sharks feast when migratory birds fall out of the sky
Migrating land-based birds that fall from the sky as they cross the Gulf of Mexico can end up in the belly of a young tiger shark.
- Animals
This tiny dinosaur is officially T. rex’s cousin
A newly identified dinosaur species fills a gap in the tyrannosaur family tree.
- Earth
Dry sand can bubble like the blobs in a lava lamp
Put two types of sand grains together in a chamber and they can flow like fluids. All it takes is a jiggle and some gas.
- Physics
Scientists Say: Light pollution
Light pollution is when artificial light shines into places that are normally dark. It can disrupt the lives of plants, animals and people.
- Physics
Dying stars can make gold as they collapse into black holes
There are spinning stars in space. Some of them collapse into black holes. Along the way, they may generate a lot of heavy elements — including gold.
- Math
For these artists, math is their muse
Artists around the world are finding inspiration in the curves, equations and patterns of mathematics. Here are some of their stories.
- Health & Medicine
New risk from too much screentime
Americans of all ages are sitting more, according to a new national survey. And health experts find that worrisome.
- Planets
Was that a Marsquake?
‘Marsquakes’ could help scientists learn more about the Red Planet’s inner activity.
