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Thursday, July 30, 2026 2:11 PM ET

Scientific American - Top Stories

Chilean mummies reveal a lost lineage of smallpox

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Everyone alive may carry DNA from a 'ghost lineage' of human ancestors

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What role do you think government should play in science?

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Spacecraft will swarm asteroid Apophis during fateful 2029 Earth flyby

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Extreme heat is costing us hours of lost sleep

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The Hiroshima atomic bombing created a bizarre new material. Scientists just discovered it

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Has NASA already found life on Mars?

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Hundreds of never-before-seen ancient 'earthworks' discovered in the Amazon

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Does physics allow time travel?

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550 years later, scientists claim to have solved what killed Botticelli's muse

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Rescue mission to save NASA's Swift space telescope is imperiled in orbit

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The science books our editors can't stop recommending this summer

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It's Time to Stand Up for Science

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How a 99-year-old mathematician unraveled a century-old braid mystery

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Mathematical 'einstein' tile works in the real world, to everyone's surprise

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What caused the magnitude 6.8 earthquake in Japan?

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How a Futurama writer's plot problem led to a totally new math proof

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A unique cellular trick may explain octopus intelligence

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How mental exhaustion changes the choices you make

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Is buying lettuce off the table all summer?

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Astronomers spot best-yet example of a wandering supermassive black hole

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Scientists get best-yet glimpse of Betelgeuse's companion star

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Neuroscientists pinpoint how smells bring back childhood memories

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Avocado flowers switch sex daily-now we know why

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Sciencey summer books we love: Pompeii, quantum physics, and more

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Bees might carry tiny magnetic 'compasses'

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Math can help reduce traffic jams

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Four young mathematicians awarded the 2026 Fields Medals

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SpaceX launches Starship on successful test flight

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This fabric is alive. Would you wear it?

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Humanity's 'golden age' of language may have occurred 2,000 years ago

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July/August 2026 - Issue

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Sign up for the New Issue Alert

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Tesla's electronic doors are forcing a rethink of car safety rules

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Neanderthals may have been just as smart as modern human peers

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OpenAI admits its agent went rogue, triggering a major hack

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America is embarking on a risky experiment with GLP-1s and aging

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Are we too afraid of the sun? Scientists rethink sun exposure risks and benefits

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The real danger in OpenAI's Hugging Face hack

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This decade-long 'movie' of the sky will be revolutionary

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Is it possible to regain a sense of smell? These scientists are working on it

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Mesmerizing NASA time-lapse reveals Mars's craters, polar ice caps and deserts

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Europe's heat waves are killing thousands-and wringing its soils dry

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Ancient Egyptian princesses were 'powerful' weapon users, new analysis suggests

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This adorable bobtail squid is raising a family at -1.6 degrees Celsius

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Permanent daylight savings is bad for Americans' health-here's what science says could be better

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This tiny, forgotten organ could help us live longer, healthier

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A SpaceX rocket is about to crash into the moon-scientists will be watching

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