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See how aerosols loft through Earth’s sky

Aerosols, small particles in the atmosphere like salt and dust, may offset a third of human-caused climate warming, though their influence is fading.

By Nikk OgasaAugust 8, 2025

A researcher wearing purple nitrile gloves flosses the lower incisors of a mouse. A second researcher, also wearing purple gloves, holds the mouse by the scruff of its neck. The mouse's head is also looped through a metal key ring, with part of the ring supporting its lower jaw.

Health & Medicine

How flossing a mouse’s teeth could lead to a new kind of vaccine

By Erin Garcia de JesúsAugust 8, 2025

A spotted lanternfly expands its wings while facing the camera in the center of the photo. It is sitting on a black surface that has been spray painted with red paint. Its red underwings with black spots closest to its body. The top of its wings are a grayish brown with black spots. In the middle of each wing is a black portion with a white strip down the center

Life

Squashing the spotted lanternfly problem may require enlisting other species

By Erin Garcia de JesúsAugust 8, 2025

A close-up view of brown, roasted peanuts.

Health & Medicine

New clues emerge on how foods spark anaphylaxis

By Laura SandersAugust 7, 2025

An illustration featuring a gas giant in the bottom right. In the upper left is Alpha Centauri A, and Alpha Centauri B is in the upper right.

Planetary Science

A giant planet may orbit our closest sunlike neighbor

By McKenzie PrillamanAugust 7, 2025

3D model of a Pazyryk mummy

This ancient Siberian ice mummy had a talented tattooist

By Celina ZhaoAugust 7, 2025

A close-up of a hand holding a large, jagged, brown stone tool against a black background. Four smaller stone tools are arranged nearby.

7 stone tools might rewrite the timeline of hominid migration in Indonesia

By Bruce BowerAugust 6, 2025

We summarize the week's scientific breakthroughs every Thursday.

Spotlight on Health

Probiotic bacteria like those in yogurt don't protect against pathogens equally well. In this picture a woman's hands are visible holding a container of yogurt in the dairy aisle of a grocery store.

Some probiotics could feed, rather than fend off, infections

Probiotics containing Lactobacillus gasseri Lg-36 prevented C. difficile infections in mice, but L. acidophilus probiotics made infection more likely.

By Tina Hesman SaeyAugust 1, 2025
Some U.S. newborns still get HIV despite efforts to screen for it. Here’s why
You may already have some protection from bird flu, but don’t count on it

Science News Magazine

A montage of illustrations showing various times in our planet's history, from its fiery origins, through the dawn of life, dinosaurs and more.

August 1, 2025 Vol. 207 No. 8

From the Archives

Life among the Leptons: Yet Another New Particle?

August 2, 1975 Vol. 108 No. #5

Featured Media

A light blue string weave up and down to represent the movement of a supercloud called the Radcliffe Wave. Glowing blue dots representing baby star clusters sit along the wiggling line.

Seven superclouds sit just beyond the solar system

The superclouds probably produce star-forming clouds of gas, since most nearby stellar nurseries are located within the giants.

A worm is shown rising vertically out of a sandy seabed.

A new species of ‘penis worm’ was discovered in the Grand Canyon

a still from a video of a blood vessel in which the vessel develops plaques in its walls and the affect on blood flow

A molecule produced by gut microbes may help spur heart disease

Two orcas breaching the surface as they swim in the middle of the ocean

Some killer whales hunt in pairs to maximize their bounty

Melanoma cells appear in red among other shapes on a gray background in this microscopic image. Melanoma cells crumble and die after being treated with human immune cells genetically engineered to include AI-designed proteins that target cancer.

AI is designing proteins that could help treat cancer

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More Stories

Life

This killer fungus strikes at sunset. Here’s how

By Meghan RosenJuly 21, 2025
Why these zombie caterpillars can’t stop eating

By Susan MiliusJuly 8, 2025
A 3-D printed, plastic beaker could help algae grow on Mars

By Erin Garcia de JesúsJuly 2, 2025

Humans

Forget discrete droplets. This is how sweat really forms

By Bethany BrookshireJuly 22, 2025
A child’s biological sex may not always be a random 50-50 chance

By Jake BuehlerJuly 18, 2025
No, shaken baby syndrome has not been discredited

By Tara HaelleJuly 16, 2025

Climate

A Midwest ‘megaflash’ is the longest lightning on record

By Carolyn GramlingJuly 31, 2025
What to know about the extreme U.S. flooding — and ways to stay safe

By Carolyn GramlingJuly 17, 2025
Trees can’t get up and walk away, but forests can

By Sophie HartleyJuly 10, 2025

Astronomy

The Webb space telescope spies its first black holes snacking on stars

By McKenzie PrillamanAugust 1, 2025
Two colliding galaxies may have birthed this black hole

By McKenzie PrillamanJuly 29, 2025
Betelgeuse’s companion star revealed in new images

By Mara Johnson-GrohJuly 21, 2025

Physics

Scientists 3-D printed a tiny elephant inside a cell

By Emily ConoverJuly 8, 2025
No player can return this killer shot. Physics explains how it works

By Celina ZhaoJune 24, 2025
Rainbows of sound are a reality thanks to a new device

By Emily ConoverJune 11, 2025

Health & Medicine

What is the best exercise to improve sleep?

By Kamal NahasAugust 5, 2025
Higher colon cancer rates may reflect earlier screening success

By Aimee CunninghamAugust 4, 2025
Seeing sick faces may prime the immune system to repel invaders

By Simon MakinJuly 28, 2025

Earth

Why devastating tsunamis didn’t follow the Russia earthquake

By Nikk OgasaJuly 30, 2025
How hot can Earth get? Our planet’s climate history holds clues

By Elise CuttsJuly 17, 2025
An ancient Earth impact could help in the search for Martian life

By Douglas FoxJuly 9, 2025

Science & Society

Screen addiction affects teens’ mental health. How to spot it, and help

By Sujata GuptaJuly 22, 2025
A Supreme Court ruling on nuclear waste spotlights U.S. storage woes

By Emily ConoverJune 18, 2025
How attacks on evolution in classrooms have shifted over the last 100 years

By Erin WaymanJune 17, 2025