A search for the most complex elliptic curves has taken mathematicians years. Claude beat the record in days ...

The hole in the Earth’s ozone layer is significantly smaller than it’s been in recent history, but it is still far from fully ...

After an OpenAI model presented a possible solution to the Navier-Stokes problem, mathematicians are speculating about which ...

Moser’s circle problem can be used to divide a pizza into one, two, four, eight, 16 or 31 slices. It’s a perfect example of ...

Amid renewed calls to slow frontier AI, experts are considering what an emergency stop would entail—and who would decide when ...

A high-ranking official announced yesterday that the U.S. military has deployed weapons into orbit to counter threats from ...

Experts say free lunch for every child improves academic performance. Whether it does is murky, according to a Scientific ...

The new declaration reflects many mathematicians’ growing alarm over a “severe misalignment” between the tech industry and ...

The Bullet Cluster is nigh impossible to explain by modifying Isaac Newton and Albert Einstein’s theories of gravity. So are other recent observations, such as galaxies with anomalously slight or ...

The reversal of a Biden-era cap on emissions from the plants could have devastating effects in efforts to stop climate change ...

The company’s push into physical AI is putting Gemini inside humanoids—and testing whether its intelligence can survive in the real world ...

These questions inspired our special package on “Impossible Questions,” which explores mysteries that are not just unsolved but potentially unsolvable. Scientific American spoke to Unexplainable host ...