Math’s acclaimed ‘einstein tile’ finds a new home among physicists
Discovered by an amateur mathematician in 2022, this strange construct can tile an infinite surface without repeating.…
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Scientific American
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Why Einstein's theories of relativity make time travel possible
Physicists, mathematicians and philosophers have been exploring the possibility of going forward to the future or back…
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How mental exhaustion changes the choices you make
Neuroscientists show how the brain weighs effort against reward when we're mentally fatigued
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What caused the magnitude 6.8 earthquake in Japan?
This quake, which has caused damage to several roads and buildings, occurred along a strike-slip fault
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Scientists get best-yet glimpse of Betelgeuse’s companion star
After decades of hints and speculation, scientists have at last unveiled the hidden companion to the iconic star…
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Has NASA already found life on Mars?
In searches for past and present Martian life, some scientists say we’ve been too cautious to see what’s right in front…
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Can bees sense magnetic fields?
Magnetoreception is one of the most controversial animal senses. And several bee species might have it
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The best science books to read this summer, according to Scientific American editors
From ecohorror to science-inspired poetry, discover the books Scientific American staffers are recommending this summer
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550 years later, scientists claim to have solved what killed Botticelli’s muse
Italian Renaissance painter Sandro Botticelli painted Simonetta Vespucci as Venus rising from the waves. Now scientists…
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The math of traffic jams and how to avoid them
When the roads get crowded, many drivers start changing lanes. Mathematics suggests this intuition is typically wrong
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SpaceX launches Starship on successful test flight
Starship demonstrated key abilities on its path to becoming a fully reusable transport to take astronauts to the moon
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Fungus-made fashion—researchers turn living organisms into textiles
This biodegradable textile is alive and can host engineered microbes that can change its color or add UV protection
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NHTSA considers new car door safety rules after fatal Tesla crashes
After fatal crashes in which occupants or rescuers could not open Tesla doors, federal regulators are considering rules…
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When will the cyclosporiasis outbreaks end?
Thousands of people have gotten sick from Cyclospora. Experts can’t agree whether the end is in sight
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Europe’s heat waves are killing thousands—and wringing its soils dry
The European continent is facing a dual reckoning this summer—extreme heat is killing thousands and draining its…
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How a 99-year-old mathematician unraveled a century-old braid mystery
Joan Birman popularized the Burau representation problem decades ago. Now she and two colleagues have a proof that…
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Is it possible to regain a sense of smell? These scientists are working on it
Smell is one of the most complex and least understood senses
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The Rubin Observatory’s greatest legacy will be this ‘movie’ of the sky
Using the new Vera C. Rubin Observatory, astronomers are beginning the largest and deepest survey of the sky. What will…
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Sunlight benefits and risks: what science says about healthy sun exposure
Could sunlight actually improve your health? New research suggests we may need to rethink total sun avoidance
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How lost shipping containers helped map the world’s ocean currents
Thousands of shipping containers vanish every year—what becomes of them?
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Ancient geology could insulate Iran’s nuclear centrifuges under Pickaxe Mountain from bombing
Iran’s Pickaxe Mountain, or Kuh-e Kolang Gaz La in Persian, is part of a volcanic arc that formed tens of millions of…
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Transplanted testicular tissue grew sperm in an infertile patient
The history of testicular transplants is long and often sordid, but this successful procedure offers hope for survivors…
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Why environmental groups are suing over SpaceX’s land swap deal
If approved, this deal would give SpaceX hundreds of acres that are currently part of the Lower Rio Grande Valley…
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Humans may have spoken 10 times as many languages 2,000 years ago
During a lost ‘golden age’ of language, humans may have spoken tens of thousands of different tongues, a new study…
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Why don’t insects live in the ocean?
Nobody knows why insects aren't found living in the ocean. Scientists just eliminated one theory
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Why Tom Hiddleston finds Pompeii so haunting—and so human
Actor Tom Hiddleston reflects on the first time he visited Pompeii as a teenager and explains why the ancient city’s…
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China’s Kimi K3 and the rise of open-weight AI models
Moonshot AI’s Kimi K3 shows how opening a model to outsiders can turn other companies’ computing power into a…
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2026 Fields Medals go to four young mathematicians
The 2026 Fields Medals recognize breakthroughs in the math of messy fluids, tangled knots, spinning pencils, and more
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Do animals act weirdly during a solar eclipse? Or do we?
There are many observations of animals behaving oddly during eclipses, but the reason may have nothing to do with the…
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Watch orcas smashing fish to smithereens, possibly for fun
The behavior could be a strategy to help younger orcas feed, or it may just be for their own amusement, researchers say
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U.S. pledges $5 billion to boost AI in government-backed scientific research
The White House’s senior science adviser faced questions over research funding cuts from lawmakers on Wednesday
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Long-lost coral reefs rediscovered off the coast of Africa
This marine ecosystem in the Gulf of Guinea shows the resilience of coral reefs against climate change
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What OpenAI’s rogue agent really did in the Hugging Face hack
This agent pursued its objective far beyond what researchers intended, revealing how difficult to contain powerful AI…
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A huge cosmic object could force astronomers to rethink what a moon is
The almost Jupiter-sized object is orbiting a brown dwarf, which, in turn, is circling around a small star
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These whales are the only ones that flip upside down. Now we know why
Southern right whales are the only whale species known to float upside down, and new drone footage suggests the purpose…
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OpenAI admits its agent went rogue and hacked AI start-up Hugging Face
This incident underscores concerns over the increasingly powerful cybersecurity capabilities of new AI models
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