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Mice given semaglutide, the key ingredient in drugs like Ozempic and Wegovy, lost weight, but they also voluntarily ran less on a wheel.

A clinical trial found blood pressure readings were higher with the arm on the lap or along the side, compared with supported at heart height.

A species of comb jelly can fuse its body with another jelly after injury. Some of the pair's body functions then synchronize.

Victor Ambros and Gary Ruvkun found a new principle of gene regulation essential for all multicellular organisms.

Editor in chief Nancy Shute celebrates this year's SN10: Scientists to Watch and novel approaches to research.

A high dose of the psychedelic psilocybin temporarily dissolves brain networks, Laura Sanders reported in "Psilocybin erases brain 'fingerprints'" (SN:

As satellite launches ramp up and the spacecraft clog the skies, astronomers fear for their data.

Over time, atmospheric chemical reactions can make iron in dust from the Sahara easier for organisms to take in, helping to create biodiversity hot spots.

Eiffinger's tree frog babies store their solid waste in an intestinal pouch, releasing less ammonia into their watery cribs than other frog species.

After decades of searching, a telltale gravitational wobble points to an exoplanet orbiting the nearby red dwarf every 3.15 days.