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Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.

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Stranded Chinese Astronauts Return to Earth, but...

Scientific American Content: Global ·

2025/11/14

The Shenzhou 20 spacecraft was too damaged to bring its crew home from China’s Tiangong space station. Those astronauts have now returned via the Shenzhou 21 craft, leaving its crew without a return ride until the nation sends a new spacecraft to the station

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Raccoons Are Showing Early Signs of Domestication

Scientific American Content: Global ·

2025/11/14

City-dwelling raccoons seem to be evolving a shorter snout—a telltale feature of our pets and other domesticated animals

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Global Study Reveals Best Cities for Walking and Cycling

Scientific American Content: Global ·

2025/11/14

Data from 11,587 cities show that, rain or shine, some places are just better for bikes and pedestrians

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We Had a Name for ‘Galaxies’ before We Knew They Existed

Scientific American Content: Global ·

2025/11/14

Centuries before other galaxies were known to exist, astronomers called them “spiral nebulas.” Today the defunct term still sparks confusion

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A New Kind of Vaccine Offers Hope for Surviving...

Scientific American Content: Global ·

2025/11/14

From COVID shots to cancer therapy, mRNA is changing medicine.

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Blue Origin’s NASA Launch to Mars Is a Shot across...

Scientific American Content: Global ·

2025/11/13

After delays, Jeff Bezos’s rocket company successfully launched a NASA mission to study Mars on Thursday

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Are Turkeys at Risk of Bird Flu This Thanksgiving?

Scientific American Content: Global ·

2025/11/13

Nearly two million U.S. turkeys have died from bird flu in recent months. An agricultural economist explains what ongoing outbreaks could mean for Thanksgiving meals

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Dog Skull Analysis Rewrites Evolution of Humanity's...

Scientific American Content: Global ·

2025/11/13

A surprising diversity of dog shapes and sizes evolved long before the Victorians began making modern breeds

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Jeffrey Epstein E-mails Reveal Ties to Prominent...

Scientific American Content: Global ·

2025/11/13

A trove of e-mails from convicted sex offender Jeffrey Epstein was released by a congressional committee on Wednesday

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‘Godfather of AI’ Breaks Major Science Research Record

Scientific American Content: Global ·

2025/11/13

The milestone makes machine-learning trailblazer Yoshua Bengio the most cited researcher on Google Scholar

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What Causes Cancer? Maud Slye Thought She Had the...

Scientific American Content: Global ·

2025/11/13

After studying mice in the 1910s, Maude Slye concluded that vulnerability to cancer was hereditary. She thought she had a solution to eliminate it, but she made some crucial mistakes

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Chinese Expedition Reveals Unexplored Section of...

Scientific American Content: Global ·

2025/11/13

Oceanographers hope to find otherworldly ecosystems at hydrothermal vents on the Arctic seafloor

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Scientists Might Soon Predict the Ocean’s Rogue Waves

Scientific American Content: Global ·

2025/11/13

An 18-year dataset from the North Sea reveals that rogue waves are not freak accidents but particular products of ordinary swells stacking up—an insight that could make prediction possible

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CIA Kryptos Puzzle Creator Releases Final Clues

Scientific American Content: Global ·

2025/11/12

“Kryptos has not been solved,” said artist Jim Sanborn after releasing his parting clues to the “K4” section of his sculpture puzzle

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Heat Waves Will Be Less Extreme because of Paris...

Scientific American Content: Global ·

2025/11/12

Ten years after the Paris climate agreement, the limited progress we’ve made in reducing global warming means that there will be less extreme heat in the future than there would be without the accord

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The Epstein-Barr Virus May Cause Lupus

Scientific American Content: Global ·

2025/11/12

Early findings indicate that Epstein-Barr Virus may also cause the autoimmune disease lupus

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IEA Now Predicts Oil and Gas Demand Will Rise beyond...

Scientific American Content: Global ·

2025/11/12

The International Energy Agency says weak climate action and energy security fears are effectively delaying peak fossil fuel consumption

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Northern Lights Dazzle U.S. Skies after Powerful...

Scientific American Content: Global ·

2025/11/12

A severe geomagnetic storm brought spectacular auroras to much of the U.S. on Tuesday night

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How to Identify a Prime Number without a Computer

Scientific American Content: Global ·

2025/11/12

For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years later

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Can Talking to an AI Version of a Loved One Help You...

Scientific American Content: Global ·

2025/11/12

Science writer David Berreby shares his personal journey with griefbots and discusses how they can offer unexpected comfort, insight and connection in the wake of loss.

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