To celebrate Scientific American ’s 180th anniversary, we’re publishing jigsaw puzzles to show off some of our most fascinating magazine covers over the years. Take a tour here through the covers so ...

For people under the sweltering influence of a heat dome, the weather pattern can be excruciatingly tedious to endure, ...

This is the shape of the classic soccer ball, originally called the Telstar ball and used in the official FIFA World Cup ...

Physicists superheated gold to 14 times its melting point, disproving a long-standing prediction about the temperature limits ...

Heat and humidity will once again smother the eastern half of the country this week, pushing the heat index to dangerous ...

Optimists have similar patterns of brain activation when they think about the future—but pessimists are all different from ...

A controversial arsenic microbe study unveiled 15 years ago has been retracted. The study’s authors are crying foul ...

As large language models like Claude 4 express uncertainty about whether they are conscious, researchers race to decode their ...

When large masses of water are moved from one place to another, this changes the shape of Earth and leads to a phenomenon ...

A hormone-free pill, called YCT-529, that temporarily stops sperm production by blocking a vitamin A metabolite has just ...

China is pulling ahead of the rest of the world in sinking data centers that power AI into the ocean as an alternate way to ...

The brains of healthy people aged faster during the COVID-19 pandemic than did the brains of people analysed before the ...