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Awesome discoveries. Expert insights. Science that shapes the world. This page is a resource for readers of Scientific American.

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01/02/2025

Flex your math muscles with this weekend’s brain teaser. Play now.

01/02/2025

Can you crack Killer Sudoku's mathematical twist?

01/02/2025

Tiny frogs seem to skim the water’s surface, but high-speed video reveals their secret

01/02/2025

Observatories in Chile’s Atacama Desert, including the world’s largest optical telescope, could be blinded by light pollution and other unwanted side effects from the proposed construction of a renewable energy megaproject

31/01/2025

The nonaddictive painkiller suzetrigine (Journavx) is as effective for acute pain as a common opioid treatment

31/01/2025

The possibility of the asteroid 2024 YR24 impacting our planet might not be ruled out until 2028, raising the prospect we’ll need to prepare for the worst

31/01/2025

Chris Rocheleau, Trump’s pick for acting head of the Federal Aviation Administration, has been a longtime agency official and has acknowledged the need to address global warming

31/01/2025

Consuming alcohol, even in moderate amounts, is associated with health harms, but participating in “Dry January” and using other strategies can help limit them

31/01/2025

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define

31/01/2025

Put your science knowledge to the test with this week’s news quiz. Play now.

31/01/2025

Start your morning with today’s Spellements. Create as many words as you can from our daily selection of letters—including one tied to recent science news. Play now.

31/01/2025

Solve the grid in this hard Sudoku puzzle

31/01/2025

These caterpillars carry a toxic chemical cocktail and Inquisition-like delivery implements— and their geographic range is expanding

These caterpillars carry a toxic chemical cocktail and Inquisition-like delivery implements—and their geographic range is expanding

31/01/2025

The accident that resulted in a commercial airplane crashing into the Potomac yesterday will require air safety investigators to dig deep

30/01/2025

Polio, a disease that can cause lifelong paralysis, has been eliminated from the U.S. Experts fear a resurgence if lifesaving vaccines are revoked under the new administration

30/01/2025

Scientists have created a ranking of grocery store items based on their degree of processing

30/01/2025

A geographer explains how maps’ place names, such as the Gulf of Mexico and Denali, are decided

30/01/2025

Start your morning with today’s Spellements. Create as many words as you can from our daily selection of letters—including one tied to recent science news. Play now.

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Vidéos

The Scientists Versus Dartmouth: Inside a Sexual Harassment Scandal That Shook Science to Its Core

This film contains descriptions and depictions of sexual assault. Viewer discretion is advised. In 2017, a group of students at Dartmouth College filed a lawsuit that revealed an entrenched culture of power and abuse, and in doing so, they sparked a wider conversation about sexual violence in science. This is their story. 🎵 Martin Crane 🎥 Sharon Shattuck 🎞️ Ian Cheney, Manette Pottle, Sharron Shattuck; Jeffery DelViscio and Chicken & Egg Films ✂️ Natasha Bedu, Sharon Shattuck

Do Spiders Dream Like Humans Do? This Researcher Wants to Find Out

Do spiders dream? Suspended spiders sparked an interest in the evolution of sleep for researcher Daniela Rößler and soon enough her team was discovering new ways of conducting sleep studies for slumbering spiders. 🎥 Luke Groskin 🎞️ Jeffery DelViscio 🎵Audio Network, Epidemic Sound

179 years of Scientific American's logo

On this day in 1845, Scientific American was founded. Celebrating 179 years of the latest news from the oldest magazine in the U.S. See the evolution of our logo, from the magazine’s inaugural issue to the latest iteration—designed by Luke Hayman and colleagues from the design studio Pentagram—which debuted in 2023. Subscribe today: sciam.com/getsciam

Filmmaker James Cameron takes us behind-the-scenes and beneath the waves of the new National Geographic TV show, OceanXplorers, on today’s episode of Science Quickly. Listen now 🔗 https://bit.ly/46SLdyc

New Show OceanXplorers Goes Beneath the Waves

Go beneath the waves with the OceanXplorer research vessel in this sneak peak of the new National Geographic TV show, OceanXplorers, premiering Aug 18. And stay tuned for a special episode of our podcast Science Quickly featuring filmmaker James Cameron on Monday, Aug 19.

Fire from Below

On Nov 10, 2023 earthquakes shook Grindavik. Grindavik’s 3000 residents were forced to abandon their homes, fearing a volcanic eruption. When the volcano finally erupted in December, scientists raced to collect lava and tephra samples. They’re hoping to better understand how magma moves and predict volcanic activity. 🌋 Read more of our volcano coverage: https://trib.al/If7UrfR

New Digital Cognitive Tests Spot Dementia Warning Signs

New digital tests detect early dementia signs, revolutionizing Alzheimer’s screening. https://trib.al/dCuEfB1

🌪 Happening now! Join us for a Reddit AMA with tornado experts Jana Houser, Amy McGovern and Leigh Orf: https://trib.al/QlCkG36

Big Data and Artificial Intelligence Are Changing Olympic Training. Here's How

Science and technology are changing how Olympic athletes train. We take you inside the U.S. Team's training facilities to show you how big data and artificial intelligence are evolving how we compete with the world. Read more about technology in the Olympic Games: https://trib.al/3oYpEZS

Beyond the Curl: Unraveling the Diversity of Hair

Discover the science behind curly hair in this video that explores what makes your hair unique. https://trib.al/aKrgokF

Meet the Tornado Chasers and Scientists Hunting Real- Life 'Twisters'

🎥 Storm chasers will always be a vital part of tornado detection, but now drones, AI and supercomputers are helping meteorologists figure out just how these real life twisters come together. Watch Tornado Symphony, a short doc from Scientific American 🎥 Henry DaCosta, Jacob Mallin 🎞️ Jeffery DelViscio, Simon Geisker 📊 Dominic Smith

Lasers! Hot ducks! Tangled neurons! The power of a hug! Congratulations to the top 10 winners of the #ScienceInShorts competition! These scientists made 1-minute videos creatively explaining their research. 🎥 Watch now: https://go.nature.com/SISWIN24FB