At an average age of 70, these women divers in South Korea still forage in the sea up to 10 hours a day and spend more than half of that time underwater.

In-flight defecation may help the birds stay away from feces that can contain pathogens such as bird flu while also fertilizing the ocean.

Adding a magnet could simplify the process of producing oxygen in space, making a crewed mission to Mars more feasible.

The invasive spotted lanternfly has spread to 17 states and can threaten vineyards. But bats, fungi, dogs and even trees may help control them.

Found in Splenda, sucralose reduces immunotherapy efficacy via its effects on the gut microbiome, but arginine supplements might counter the outcome.

The Webb telescope found that a far-off little red dot is the oldest known black hole, shrouded by gas that could help explain the ruby color.

Analysis of the hair used in a knotted device reveals the owner’s simple diet. That suggests commoners, not just the elite, kept records in Inca society.

Aerosols, small particles in the atmosphere like salt and dust, may offset a third of human-caused climate warming, though their influence is fading.

Producing a male-specific protein in digestion-related neurons may have led to the evolution of an odd “romantic” barfing behavior in one species of fruit flies.

After a sprint, the temperature of the beetle Onymacris plana drops. Efficient running, a body built for cooling and a little bit of lift all help.

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In two studies of mice, a molecule called leukotriene helped trigger food-induced anaphylaxis. A drug approved for asthma — zileuton — diminished it.