Originally published in November 1945
A gene whose mutated form is associated with cancer in humans turns out to have a role in burning calories over a long evolutionary history.
To entice female ring-tailed lemurs, males rub wrist secretions, which include compounds we use in perfumes, onto their tail and then wave it near the gals.
Originally published in August 1863
Bees infected with a virus cut back on interactions within their hive but find it easier to get past sentries at neighboring hives.
Originally published in April 1856
Guest host W. Wayt Gibbs talks with Jason Wright, a professor of astronomy and astrophysics at Pennsylvania State University’s Center for Exoplanets and Habitable Worlds, about what’s known as the Fermi paradox: In a universe of trillions of planets, where is everybody?...
Originally published in July 1948
In mice, a test for lung cancer involves nanoprobes that recognize tumors and send reporter molecules into the urine for simple analysis.
Originally published in July 1957
Coronavirus research requires high-containment labs. Journalist Elisabeth Eaves talks with Scientific American contributing editor W. Wayt Gibbs about her article “The Risks of Building Too Many Bio Labs,” a joint project of the New Yorker and the Bulletin of the Atomic Scientists ...
Ocean plastic gets covered with algae and other marine organisms, making it smell delicious to sea turtles—with potentially deadly results.
An Ohio particle accelerator will test an alternative idea of how the universe’s carbon came to be
Originally published in February 1857
Originally published in February 1907
Originally published in August 1901
Art created by Australian Aboriginal people used organic carbon-free pigments, but wasp nests above or below the art can be used for radiocarbon dating that supplies boundaries for the age of artworks...
Paints, plastics and even wood can be engineered to stay cool in direct sunlight—but their role in displacing power-hungry air conditioners remains unclear
A very fine grind can actually hamper espresso brewing, because particles may clump more than larger particles will.
Scientists have identified mystery molecules in space and the compound thought to have started chemistry in the cosmos