All Stories
- Health & Medicine
‘Butt breathing’ could help people who can’t get oxygen the regular way
Takanori Takebe’s strange investigation into whether humans can use the gut for breathing has surprisingly sentimental origins: helping his dad.
- Life
Rats are snatching bats out of the air and eating them
The grisly infrared camera footage records a never-before-seen hunting tactic. It may have implications for bat conservation.
- Health & Medicine
3,000 steps per day might slow Alzheimer’s disease
In people at risk for Alzheimer’s disease, researchers linked minimal to moderate physical activity to a 3-to 7-year delay in cognitive symptoms.
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A historic year for U.S. science
Nancy Shute, Editor in Chief, discusses big advances across science in 2025 as well as the assault on science by the Trump administration.
- Science & Society
Meet 5 scientists reshaping the way we understand the world
These five early- and mid-career researchers are shaking up what we know about the Arctic, black holes and beyond.
- Science & Society
Science has made America great. Is that era over?
Expectations of continued success for American science were shaken this year when the Trump administration cut billions of dollars in funding and fired thousands of scientists.
- Life
A new dinosaur doomsday exhibit showcases survival after destruction
The American Museum of Natural History’s “Impact: The End of the Age of the Dinosaurs” examines how an asteroid impact shaped life as we know it.
- Health & Medicine
Building a better skin barrier
Skin is a barrier meant to keep small invaders out. Products making their way across it should boost that mission.
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Math puzzle: A Loopy Holiday Gift Exchange
Solve the math puzzle from our December 2025 issue, in which a holiday gift exchange occurs.
- Physics
Here’s how Rudolph’s light-up nose might be possible
Simple chemistry could give the reindeer his famously bright snout. But physics would make it look different colors from the ground.
- Animals
Lions have a second roar that no one noticed until now
A machine learning analysis of wild lion audio reveals they have two roar types, not one. This insight might help detect where lions are declining.
- Health & Medicine
A diet low in glutamate may ease migraines
People with Gulf War Illness found relief from migraines after a month on a low-glutamate diet, hinting at a new way to ease symptoms.
