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See pieces of Halley's Comet fall to Earth this week as the Orionid meteor shower peaks
The Orionid meteor shower peaks overnight on Oct. 21-22. Here's how to see "shooting stars" from Halley's Comet.
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NASA closes the book on epic OSIRIS-REx asteroid-sampling mission: 'I am immensely proud of what we did'
NASA's OSIRIS-REx asteroid-sampling mission formally ended on Sept. 30, 2026, though scientists will continue to study…
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Why we probably live in a quantum multiverse
The once-fringe quantum Many Worlds theory now seems much more likely
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Our love-hate relationship with social media
Regardless of whether social media addiction is real, these platforms hack the human brain, often to our detriment
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How a fusion start-up could help maintain the U.S. nuclear arsenal
The U.S. hasn’t detonated a nuclear weapon since 1992. Now a fusion start-up whose co-founders include former national…
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Why data centers are reviving solid-state transformers
Solid-state transformer designs have been around for decades. Now data centers may finally give the chip-filled devices…
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How your brain learns to cope with uncertainty
Can our “prediction machine” brains learn to handle a world in chaos?
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November 2026: Science history from 50, 100 and 150 years ago
In 1926 we wrote about how there was a good chance Mars had both plants and animals. And in 1876 we probed the…
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A graphic explainer of uranium enrichment
Inside the process of isolating uranium-235
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We’re addicted to social media. How do we get sober?
How doctors, scientists and “anonymous” programs are working to free people from their phones
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These extreme cosmic explosions are breaking physics
Astronomers are finally figuring out what powers mysterious gamma-ray bursts
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Science crossword: Scroll bars
Play this crossword inspired by the November 2026 issue of Scientific American
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What actually makes ultraprocessed foods unhealthy?
Scientists can’t figure out why ultraprocessed foods are unhealthy for us—and new studies suggest that the “processing”…
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Readers respond to the June 2026 issue
Letters to the editors for the June 2026 issue of Scientific American
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Russian Team Unlocks Human DNA Repair Code in Groundbreaking Research
For the first time anywhere in the world, Russian researchers have mapped the structure of the protein complex that…
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Scientists find a way to fight Alzheimer’s brain damage without removing toxic tau
Scientists have found a promising way to protect the brain from Alzheimer’s-related damage by blocking immune cells…
Read at source →Biologist David Sabatini wins $6 million in defamation lawsuit
A jury ruled in favor of the former Whitehead Institute scientist, dismissing accuser’s claims of sexual harassment and…
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Near miss: Indonesia probes crash of suspected Chinese rocket fragment
Indonesian authorities were investigating Tuesday after a car-sized piece of debris, possibly from a Chinese rocket…
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Japan launches spacecraft to mysterious moons of Mars in a bold mission to bring home soil samples
A Japanese spacecraft rocketed toward Mars on Tuesday on a quest to explore its mysterious moons and bring back samples.
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Deep-sea expedition will revisit Pacific mining site five and a half years after test
During Oct. 2026, the research vessel SONNE set sail from San Diego into the Pacific Ocean for expedition SO322. Its…
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Marine life dramatically declined in Gulf of Mexico in years after BP oil spill, study finds
In a deep, dark part of the Gulf of Mexico, the number of marine animals plummeted by about 60% in the years following…
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New brain for Galileo
Twelve Galileo Second Generation (G2) satellites will join the current fleet in the coming years. They will deliver…
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Jennifer Lopez, 57, 'casually dating' her Office Romance co-star Brett Goldstein, 46
The Hustlers star, 57, and the Ted Lasso actor, 46, are said to be enjoying a 'casual' romance, following their cozy…
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Japan Launches Historic MMX Sample-Return Mission to Mars' Moon Phobos
Japan has successfully launched its Martian Moons eXploration (MMX) mission to study Mars' two moons, Phobos and…
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NASA reveals 16 stunning galaxies hiding cosmic chaos
NASA's stunning new gallery of 16 galaxies reveals colossal black hole jets, explosive star formation, and spectacular…
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Japan launches mission to bring home a piece of the Martian moon Phobos
The climax for MMX will come in 2029, when the spacecraft will attempt up to two landings on Phobos.
Read at source →Archaeology fight reopens wounds over peopling of the Americas
Challenge to age of Monte Verde site, key evidence for early arrival of humans, draws furious response
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Melbourne's innovation hurdles
Doherty Institute chief Sharon Lewin says scientists need to take risks.
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Japan launches unprecedented mission to bring back samples from Mars' moon Phobos
NASA has landed nine spacecraft on Mars over the past 50 years, and China touched down in 2021, but no one has returned…
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APOD: 2026 October 20 – An Anticrepuscular Rainbow Fan
APOD Science APOD APOD: 2026 October 20 – An… Today’s APOD Archive Submissions Index Search Calendar RSS Education…
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In Ethiopia, Prosopis spread by 31,127 hectares a year; researchers linked it to $602 million in ecosystem-service losses over 31 years
Prosopis, brought to Ethiopia to help, spread about 31,127 hectares a year in Afar. Researchers estimate land changes…
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Scientists reach the ultimate quantum limit on a surface
Scientists have achieved a quantum breakthrough by creating an ultra-clean surface where individual molecules can…
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NASA solves a strange mystery hidden inside asteroid Bennu’s boulders
NASA scientists have finally uncovered why asteroid Bennu loses heat so quickly despite being covered in massive…
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Juvenile striped bass maintaining average abundance in Virginia waters in 2026
Preliminary results from an ongoing long-term survey conducted by William & Mary's Virginia Institute of Marine Science…
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