Data continue to show that tirzepatide, called Mounjaro for type 2 diabetes and Zepbound for weight loss, is safe and effective, but side effects remain.

Blue Cross Blue Shield’s now rescinded plan to put time limits on anesthesia put a spotlight on a poorly understood profession.

Researcher Brian Katz is studying the acoustics of the Paris cathedral and how it’s been altered throughout the centuries.

Humankind accomplished new feats in space this year, including scooping up some of the moon’s farside and launching a probe to Jupiter’s moon Europa.

Finding a bubble of hot gas blown by the stellar wind from a young star gives researchers a peek at what our sun was like when it was young.

The best of these gifts are nuggets of fresh insect meat a female can feed on while a male inserts sperm. The more time she spends opening and eating her gift, the more sperm he can deliver. That ...

Botanist Pablo Guerrero has been visiting Atacama cacti all his life. They’re not adapting well to a drier climate, booming mining and plant collection.

ESA’s Proba-3 mission will use one satellite to block out the sun for another satellite, bringing the sun’s middle corona into new focus.

Trees now account for more than a quarter of all species on the Red List and are at risk of extinction in nearly every country. Fungi — or a lack thereof — could partly explain why trees are failing ...

The fibers, made from white flour and formic acid, average just 372 nanometers in diameter and might find use in biodegradable bandages.

Margaret S. Collins, the first Black American female entomologist to earn a Ph.D., overcame sexism and racism to become a termite expert.

Mammoths made up as much as 40 percent of the ancient North Americans’ diet, a chemical analysis of human remains reveals.