Only 15% of people are Rh-negative — an evolutionary biologist unpacks why a costly blood trait never disappeared from the human gene pool.

Complex systems may work better when their parts are not perfectly alike. Northwestern physicists found that carefully ...

At a ceremony on Wednesday, September 16, 2026, the University of California Board of Regents held its inaugural Innovation Awards. The awards honored 23 exceptional UC innovators across five ...

Scientists complete the full central nervous system connectome of an adult fruit fly, mapping 166,000+ neurons from sensation ...

Gut instinct, gut feeling or gutting it out—what exactly is the human gut? It's the workhorse of the digestive system and home to a vast, dynamic community of microorganisms that influence human ...

Comb jellies are helping answer fundamental questions in biology, from how the earliest nervous systems evolved to how ...

Researchers are racing to culture a menagerie of exotic organisms and finding lots of surprises along the way.