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 ...

A controversial arsenic microbe study unveiled 15 years ago has been retracted.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

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 ...

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

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

Ozzy Osbourne, lead singer of Black Sabbath, has died at age 76. He said he had been previously diagnosed with a form of ...

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

My lawsuit in Hawaii lays out the safety issues in OpenAI’s products and how they could irreparably harm both Hawaii and the ...

S4, a $900-million cosmology experiment, would answer one of the greatest questions in physics. Instead it’s become another ...

When researchers discovered evidence of “dark oxygen” last year, the news spread around the world, but the biggest challenge ...

In only its second year, the International Logic Olympiad is already booming as logic becomes more and more crucial in our ...