science

People who underwent gender-affirming chest reconstruction surgeries as adults have virtually no regrets years later and overwhelmingly high levels of satisfaction with their decision to have the procedure, according to a study published Wednesday in JAMA Surgery. The results were so clear, in fact, that the study authors were...

In New Zealand, the return of wild takahē populations marks a cautiously celebrated conservation victory, and the return of one of the world’s rarest creatures. The birds had been formally declared extinct in 1898, their already-reduced population devastated by the arrival of European settlers’ animal companions: stoats,...

A Babylonian tablet from around 1770 BC uses principles of the Pythagorean theorem, suggesting ancient Babylonians discovered it centuries before the famous Greek mathematician Pythagoras for whom it’s named.

A new discovery reveals that astrocytes, star-shaped cells in the brain, play a key role in regulating fat metabolism and obesity. These cells act on a cluster of neurons, known as the GABRA5 cluster, effectively acting as a “switch” for weight regulation....

A groundbreaking study by Mass Eye and Ear associates tinnitus with undetected auditory nerve damage, challenging previous beliefs and opening new paths for treatment through auditory nerve regeneration.

HeLa cells have changed the field of medicine and have led to multitudes of life saving innovations. Unfortunately, the donor, Henrietta Lacks, did not consent to the harvesting of the cell line, and until now, her and her family have not received compensation from companies that profited from products tested and designed with...

The evidence came from photographs snapped by the NASA bot of the dry, dusty Martian surface marked by a series of hexagonal shapes that indicate mud covered the surface before drying and cracking....

Scientists have discovered that the molecule DIM reduces biofilms causing dental plaque by 90%. Its addition to toothpaste and mouthwash could revolutionize dental hygiene. 3,3′-Diindolylmethane (DIM) decreased the Streptococcus mutans biofilm, a leading contributor to plaque and cavities, by 90%....

Antarctica is likely warming at almost twice the rate of the rest of the world and faster than climate change models are predicting, with potentially far-reaching implications for global sea level rise, according to a scientific study....

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