Scientific American.com
Are humans really selfish? Rewriting the rules of civilization
Author Jeremy Lent argues that human society runs on a flawed, exploitative worldview—and that embracing interconnectedness could enable a more sustainable future
Anthropic asks religious thinkers to help shape Claude as pope warns about AI
Anthropic has been consulting theologians and ethicists on Claude’s behavior, raising questions about who gets to shape a chatbot’s values
How the mathematician Gödel proved that not everything can be proven
A statement can be true or false. But as Kurt Gödel demonstrated, there will always be mathematical assumptions that can neither be proven nor disproven
Why a ‘heat dome’ over Europe is shattering temperature records right now
Western Europe is essentially trapped in the weather equivalent of a Dutch oven, a situation that one scientist said has “the fingerprints of climate change all over it”
China just launched a bunch of fake human embryos into space on a new research mission
China’s artificial embryos are part of an experiment to learn more about how human pregnancies could develop under microgravity conditions
A toothless, beaked, bipedal crocodile cousin roamed Earth 200 million years ago
Like modern crocodiles, this bizarre ancient reptile was likely a carnivore, but otherwise it bears little resemblance to them
How mathematicians use Minecraft to calculate pi
A battle between “slimes” and “zoglins” could be the best way to calculate pi—at least for fans of this megahit game
Experts explain how sunscreen really works—and why better ones may be coming soon
Thick and creamy, gloopy or spray-on, sunscreen can be confounding. This science-backed guide can help you get ready for summer
Tiny alienlike blue octopus discovered lurking off the Galápagos Islands
This teensy creature was discovered along a deep-sea mountain
Ocean census reveals more than 1,100 new species
Over the course of 13 expeditions and other efforts between mid-2025 and mid-2026, scientists found hundreds of previously undiscovered creatures living under the waves
The universe could have 18 possible shapes
Our universe appears flat—but this observation still leaves plenty of options for its true shape. In fact, our cosmos could resemble a donut
SpaceX launches Starship V3—the world’s most powerful and tallest rocket ever
Friday’s test flight marks a major milestone for SpaceX as the company gears up to go public and to participate in NASA’s Artemis III mission in 2027
Far side moon photos reveal hidden lunar minerals in brilliant color
An astrophotographer teamed up with Artemis II commander Reid Wiseman to create these stunning new images of the lunar surface
Why lawyers keep citing fake cases invented by AI
The trend of attorneys getting caught citing AI-hallucinated cases points to a broader problem: instead of checking AI’s work, people keep trusting it
Earth’s molten outer core is behaving in chaotic, unexpected ways
Scientists are working to solve a mystery of Earth’s molten outer core, which lies more than 2,000 kilometers beneath our feet
Rare Ebola-causing Bundibugyo virus is uniquely challenging to treat. Here’s why
Bundibugyo virus is an uncommon species of Ebola-causing virus that has been linked to only two other known outbreaks
Span wants to turn homes into mini data centers
Smart-panel start-up Span wants to turn spare household electricity into AI computing power. How far it can scale and what effect that would have on the residential grid remain unsettled
What will happen if the Milky Way and Andromeda galaxies collide?
Our galaxy and its nearest large companion, Andromeda, may be headed for a collision on a cosmic scale. What happens then?
What is E15 fuel? Why higher-ethanol gasoline could raise summer smog levels
In an effort to reduce prices at the pump, an EPA wavier allows the sale of fuel with 15 percent ethanol content
Bixonimania’—the fake illness that AI fell for
How an experiment involving a made-up skin condition exposes the risks of increasingly popular AI medical advice
