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Scientific American

How “thunderquakes” could help reveal hidden structures inside the Earth

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60 years ago NASA took the first ever photo of Earth from the moon—and began a legacy

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Why trauma changes how our memory engages with our conscious experience

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Is lettuce safe to eat yet? New data suggest cyclosporiasis cases are slowing

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Why tornadoes touched down near New York City

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Why this El Niño will be the largest in living memory

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What you need to know about West Nile virus

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‘Earth-like’ exoplanets may exist—but we don’t know of any yet

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What happened when people with anorexia tried magic mushrooms

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The national debt is $40 trillion. What does that mean mathematically?

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Physicists pinpoint the perfect crystal site for an ultra-accurate nuclear clock

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China’s solar power rollout is harming birds, a new analysis finds

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Europe’s summer of wildfires is just a taste of what’s to come

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Orbital data centers could transform our night sky forever

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Life’s ‘last universal common ancestor’ may predate life itself

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China’s Chang’e 7 moonshot will seek water ice at the lunar south pole

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Should you be taking testosterone?

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NASA calls off rescue mission for its falling Swift space telescope

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Moderna and Merck announce ‘landmark’ trial showing mRNA therapy significantly cuts odds of recurrent skin cancer

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Some microbes could survive on the moon—that’s a big problem for NASA

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The Milky Way’s fastest star could expose our black hole’s spin

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China successfully lands its Zhuque-3 rocket, rivaling Blue Origin and SpaceX

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‘Mini brains’ kept alive for years appear to age like real brains

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Trump to nominate White House aide Heidi Overton to head FDA

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Supercentenarians have a cellular superpower

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How psilocybin alters consciousness to create a sense of ‘oneness’

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NASA images reveal 60-foot-wide crater on moon left by SpaceX rocket

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How generative AI is reshaping creativity, and what it means for artists

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Trump moves to end protections for 44 million acres of U.S. forests

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Why parabolas are crucial to cryptography

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What makes a narwhal’s tusk so special? Scientists are close to unraveling the mystery

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Extreme weather is making Americans feel powerless

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Robotic rescue missions are sparking a spaceflight revolution

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Math Puzzle: A Tetris paradox

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What really happened on Easter Island?

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The brain doesn’t just experience reality. It edits it into a story

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September 2026: Science history from 50, 100 and 150 years ago

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Scientists cited by Heritage Foundation report on women’s sports say it misrepresented their research

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Science crossword: Give me some space!

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SciAm is on the move

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Readers respond to the April 2026 issue

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Poem: ‘The Bachelor, Season 92 Million’

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If millions of satellites launch to space, is chaos the inevitable outcome?

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How solar became the cheapest form of energy in the world

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How Zipline’s drone delivery system works in U.S. suburbs

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How NASA turned a spy satellite into the Nancy Grace Roman Space Telescope

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How Golden Dome’s space-based missile interceptors would work

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From geothermal energy to tidal power, these bold projects could change our clean-energy future

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Does fibermaxxing work? It may depend on your microbiome

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Can QuantumScape and Factorial Energy mass-produce solid-state batteries?

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