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An image taken from the International Space Station shows a stream of sewage flowing off the San Diego coast from the Tijuana River.

Earth

NASA images may help track sewage in coastal waters

Sewage-contaminated water absorbs certain wavelengths of light, leaving a signature that can be detected by space-based instruments, a new study finds.

By Sofia Caetano Avritzer5 hours ago

This image shows three rows of fossilized bones on a black background, including ones that came from ancient elephant-like and hippo-like creatures.

A drowned landscape held clues to the lives of ancient human relatives

By Michael Marshall7 hours ago

Five older women go for a walk in a neighborhood. One woman is walking a dog.

Health & Medicine

Chronic low back pain may be less likely if you walk – a lot

By Meghan Rosen9 hours ago

three interstellar objects ‘Oumuamua (left), 2I/Borisov (center) and 3I/ATLAS (right)

Space

A third visitor from another star is hurtling through the solar system

By Celina ZhaoJuly 3, 2025

An illustration of the web of cosmic matter with many branches, which are blue on the left side of the image and red and yellow on the right side. The web is interspersed with bright spots at intersections, representing galaxy clusters.

Nearly half of the universe’s ordinary matter was uncharted, until now

By McKenzie PrillamanJuly 3, 2025

A bee dives headfirst into a white flower on a wild vanilla plant.

Climate

Climate change could separate vanilla plants and their pollinators

By Bethany BrookshireJuly 3, 2025

A protestor wearing a black bucket hat holds out a hand-lettered white sign as silver car passes. The sign says "Vaccines cause adults." Vaccines is written in red and cause adults is in black.

Health & Medicine

Vaccine policy in the U.S. is entering uncharted territory

By Tina Hesman SaeyJuly 2, 2025

We summarize the week's scientific breakthroughs every Thursday.

Spotlight on Vaccines

A protestor wearing a black bucket hat holds out a hand-lettered white sign as silver car passes. The sign says "Vaccines cause adults." Vaccines is written in red and cause adults is in black.

Vaccine policy in the U.S. is entering uncharted territory

A key advisory group vows to base decisions on evidence, boost confidence in vaccines and protect health. Experts fear the opposite is happening.

By Tina Hesman SaeyJuly 2, 2025
Lack of Evidence: Vaccine additive not linked to developmental problems
Epidemics have happened before and they’ll happen again. What will we remember?

Science News Magazine

July 2025 cover of Science News

July 1, 2025 Vol. 207 No. 7

From the Archives

Panda Pandemonium

June 28, 1975 Vol. 107 No. #26

Featured Media

A person prepares to hit a squash ball with a racket.

No player can return this killer shot. Physics explains how it works

Squash’s killer “nick shot” has a formula. It’s all about height and timing, a new study shows.

Two killer whales are shown rubbing a small piece of brown kelp between their bodies. One whale is to the upper left. The other is to the bottom right. The second whale's nose comes about halfway up the first's body, lining up with its dorsal fin.

Killer whales may use kelp brushes to slough off rough skin

A black circle perfectly blocks the sun in an artificial solar eclipse. The sun's corona and wispy rays radiate from it in lime green.

Two spacecraft created their first images of an artificial solar eclipse

A whale shark looks toward the camera in an underwater photograph. Black-and-white striped fish swim in front of the shark and a scuba diver is in the distance.

50 years after ‘Jaws,’ sharks face their own terror

A seal with speckled gray and black fur swims through an underwater kelp forest, facing the camera.

U.S. seal populations have rebounded — and so have their conflicts with humans

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More Stories

Life

A 3-D printed, plastic beaker could help algae grow on Mars

By Erin Garcia de JesúsJuly 2, 2025
A barrage of radiation couldn’t kill this hardy life-form

By Katherine KorneiJune 27, 2025
The first cicada concert was 47 million years ago

By Larissa G. CapellaMay 27, 2025

Humans

100 years after the Scopes trial, science is still under attack

By Darren IncorvaiaJune 16, 2025
FDA cuts imperil food safety, but not how you might think

By Meghan RosenJune 9, 2025
Ancient horse hunts challenge ideas of ‘modern’ human behavior

By Bruce BowerApril 18, 2025

Climate

Harmful heat doesn’t always come in waves

By Nikk OgasaJune 27, 2025
This paint ‘sweats’ to keep your house cool

By Larissa G. CapellaJune 13, 2025
Penguin poop gives Antarctic cloud formation a boost

By Carolyn GramlingMay 22, 2025

Astronomy

A rare chance to see two exploding stars is happening in the southern sky

By McKenzie PrillamanJuly 1, 2025
Mysterious ‘little red dot’ galaxies have a possible origin story

By Ken CroswellJune 27, 2025
Black hole–shredded megastars power a new class of cosmic explosions

By McKenzie PrillamanJune 16, 2025

Physics

Rainbows of sound are a reality thanks to a new device

By Emily ConoverJune 11, 2025
How to get the biggest splash at the pool using science

By Elie DolginJune 9, 2025
Scientists used a levitating magnet to hunt for dark matter

By Emily ConoverMay 21, 2025

Health & Medicine

A new diabetes treatment could free people from insulin injections

By Meghan RosenJuly 2, 2025
This painless nanoneedle patch might one day replace certain biopsies

By Payal DharJune 30, 2025
See how the herpesvirus reshapes our cells’ DNA in just eight hours

By Amanda HeidtJune 30, 2025

Earth

Earth’s oldest rocks may be at least 4.16 billion years old

By Carolyn GramlingJune 26, 2025
Climate change is coming for your cheese

By Meghie RodriguesJune 10, 2025
Small earthquakes can have a big impact on the movements of major faults

By Nikk OgasaJune 4, 2025

Science & Society

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
Is nuclear energy good? A new book explores this complex question

By Alka Tripathy-LangJune 17, 2025