A reefer is a marijuana cigarette. Reefer Madness is a 1936 propaganda film that labels pot as a ghastly menace. This ...

The National Institutes of Health said it pulled the policy because of language on diversity and inclusion, in line with ...

This series was created for UL Research Institutes by Scientific American Custom Media, a division separate from the magazine’s board of editors.

Children ages four to seven demonstrate natural fact-checking skills when put to a test with zebras and space aliens ...

I await a more elegant proof. Of course, Martin Gardner published a famous “counterexample” of the four-color theorem in Scientific American back in April 1975. As a psychologist, I ...

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Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. Few outpatient medical procedures inspire as much negativity as the colonoscopy. In honor of Colorectal Cancer ...

NPCA submitted the following position to members of the Senate Committee on Energy and Natural Resources ahead of a hearing scheduled for April 10, 2025.

An investor pitch shared with Scientific American shows that the two companies aim to deploy between 200 and 400 laser-fitted small satellites into an orbit roughly 370 miles above Earth’s ...

D-Wave, a Palo Alto, Calif.–based technology firm, made a scientific and stock-market splash on Wednesday with its declaration of a breakthrough in quantum computing. But for some experts, ...

which contained few scientific details. The agency’s caution comes from experience: decades ago, scientists claimed to have found signs of life in the Martian meteorite ALH84001, only for other ...