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Two men wearing backpacks move along a trail. Mountains with a dusting of snow fill the background.

Health & Medicine

Even for elite athletes, the body’s metabolism has its limits

While ultramarathoners are capable of huge energy spurts, overall the athletes top out at 2.5 times the metabolic rate needed for basic body functions.

By Laura Sanders2 hours ago

A photo of a rice weevil with its wings spread out sitting on a grain of rice.

Life

A rice weevil frozen in flight won the 2025 Nikon Small World photo contest

By Carly KayOctober 17, 2025

Ancient Greeks mixed wine with water in this vessel.

Science & Society

Our relationship with alcohol is fraught. Ancient customs might inspire a reset

By Sujata GuptaOctober 17, 2025

A young child suffering from malnutrition is examined in a hospital in Gaza.

Health & Medicine

An estimated 54,600 young children are malnourished in Gaza

By Aimee CunninghamOctober 16, 2025

A house on fire

Climate

As wildfires worsen, science can help communities avoid destruction

By Nikk OgasaOctober 16, 2025

Left: A fossilized bee in a sandy-colored rock. Middle: A porous gray shape on a black background. Right: A fossilized flower in a rock

These ancient bumblebees were found with their pollen source

By Taylor Mitchell BrownOctober 15, 2025

Hand bones from a non-homo hominid that could have been used for grasping tools

Fossil hand bones point to tool use outside the Homo lineage

By Bruce BowerOctober 15, 2025

We summarize the week's scientific breakthroughs every Thursday.

Spotlight on Health

a photograph of different types of foods, seasonings, oils and food dyes on an orange background

Are ultraprocessed foods truly addictive?

Ultraprocessed foods can create powerful pulls similar to those of alcohol, nicotine or opioids, with worrisome consequences for our health.

By Laura SandersOctober 8, 2025
A new drug shows promise for hard-to-treat high blood pressure
You’re probably eating enough protein, but maybe not the right mix

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David Liu, Harvard professor of organic chemistry, gazes into the camera and smiles in this black and white photo.

Conversations with Maya: David R. Liu

This article has been paid for and developed by Society for Science.

Science News Magazine

November 2025 cover of Science News

November 1, 2025 Vol. 207 No. 11

Featured Media

Astronomers saw a rogue planet going through a rapid growth spurt

The growth spurt hints that the free-floating object evolves like a star, providing clues about rogue planets’ mysterious origins.

A bat with light brown fur clings to fine threads, its wings partially open and face clearly visible against a black background.

Mic’d bats reveal midnight songbird attacks

What the longest woolly rhino horn tells us about the beasts’ biology

AI-designed proteins test biosecurity safeguards

How dandelions rig the odds for catching upward gusts

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More Stories

Life

We all have a (very tiny) glow of light, no movie magic needed

By Bethany BrookshireOctober 15, 2025
A sixth mass extinction? Not so fast, some scientists say

By Jake BuehlerSeptember 4, 2025
Horses may have become rideable with the help of a genetic mutation

By Jake BuehlerAugust 28, 2025

Humans

Staying on the keto diet long term could carry health risks

By Meghan RosenSeptember 19, 2025
Want to avoid mosquito bites? Step away from the beer

By Meghan RosenSeptember 12, 2025
These female divers spend more time underwater than any other humans

By Brianna RandallAugust 18, 2025

Climate

Coral collapse signals Earth’s first climate tipping point

By Carolyn GramlingOctober 12, 2025
Antarctic krill eject more food when it’s contaminated with plastic

By Carolyn GramlingOctober 7, 2025
A Midwest ‘megaflash’ is the longest lightning on record

By Carolyn GramlingJuly 31, 2025

Astronomy

See a 3-D map of stellar nurseries based on data from the Gaia telescope

By McKenzie PrillamanSeptember 26, 2025
Astronomers detect the brightest ever fast radio burst

By McKenzie PrillamanSeptember 5, 2025
A newborn planet munches on gas and dust surrounding its host star

By McKenzie PrillamanAugust 29, 2025

Physics

These parachutes unfurl thanks to the Japanese art of kirigami

By Emily ConoverOctober 1, 2025
Here’s what might spark ghostly will-o’-the-wisps

By Laura AllenSeptember 29, 2025
Ice is more flexible than you think, a new nano-movie shows

By Rachel BerkowitzSeptember 25, 2025

Health & Medicine

Finding immune cells that stop a body from attacking itself wins medicine Nobel

By Tina Hesman SaeyOctober 6, 2025
New oral GLP-1 drugs could offer more options for weight loss

By Meghan RosenOctober 6, 2025
Can AI spot harmful health side effects on social media?

By Kathryn HulickSeptember 30, 2025

Earth

Two of Greece’s most dangerous volcanoes share an underground link

By Carolyn GramlingSeptember 24, 2025
Recycled glass could help fend off coastal erosion

By Jude ColemanSeptember 12, 2025
20 years after Hurricane Katrina, is the U.S. better prepared?

By Carolyn GramlingAugust 28, 2025

Science & Society

Nobel Prizes honor great discoveries — but leave much of science unseen

By Bethany BrookshireOctober 3, 2025
Scientists are people too, a new book reminds readers

By Karen KwonAugust 19, 2025
Screen addiction affects teens’ mental health. How to spot it, and help

By Sujata GuptaJuly 22, 2025