Elephants can relearn how to live wild after years in captivity
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Elephants can relearn how to live wild after years in captivity

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Scientists find a simple way to stop cavities without drilling
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Scientists find a simple way to stop cavities without drilling

A low-cost liquid known as silver diamine fluoride, or SDF, may offer a much simpler option. Dentists apply it directly to a cavity with a small sponge-tipped applicator,…

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New microwave frying method could make french fries much healthier
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New microwave frying method could make french fries much healthier

Researchers at the University of Illinois Urbana-Champaign are investigating whether microwave energy could help produce French fries that absorb less oil without losing the qualities consumers expect. Their…

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Can’t sleep in the heat? These 8 tricks could save your night
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Can’t sleep in the heat? These 8 tricks could save your night

One reason is thermoregulation, the body’s ability to keep its internal temperature within a safe range. Sleep is closely linked to body temperature: to fall asleep and stay…

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Misfolded insulin may be quietly driving diabetes
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Misfolded insulin may be quietly driving diabetes

As prediabetes advances toward diabetes, this delicate process can begin to break down. Misfolded and defective proteins accumulate inside cells, creating stress that can damage the pancreatic cells…

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A slowing Atlantic current could unleash stronger California storms
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A slowing Atlantic current could unleash stronger California storms

The Atlantic Meridional Overturning Circulation, or AMOC, is a vast system of ocean currents that acts like a planetary conveyor belt. It carries warm tropical water northward, helping…

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Hidden charcoal reveals the true age of ancient cave paintings
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Hidden charcoal reveals the true age of ancient cave paintings

The new findings provide firm dates for two black images, a bison and a masklike figure, and reveal that parts of the artwork were created during widely separated…

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Seals’ amphibious hearing developed a long, long time ago
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Seals’ amphibious hearing developed a long, long time ago

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Spines of saber-toothed cats tell a tale of the doomed species
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Spines of saber-toothed cats tell a tale of the doomed species

Clues to saber-toothed cats’ demise are emerging from fossils entombed in California’s sticky La Brea Tar Pits. Fossils of the extinct predators preserved in tar reveal a diversity…

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After 241 days in orbit this NASA astronaut is finally home
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After 241 days in orbit this NASA astronaut is finally home

The Soyuz MS-28 spacecraft touched down safely by parachute on July 26 at 5:27 a.m. CDT (3:27 p.m., Kazakhstan time) southeast of Dzhezkazgan. The crew had departed the…

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