How did the complexity of many organisms living today evolve from the simpler body plans of their ancestors? This is a central question in biology. Take our hands, for example: Every time we type a ...

Nearly half of the mortality gap between Black and white adults can be traced to the cumulative toll of a lifetime of stress and heightened inflammation, a new study published Monday shows. The study, ...

Add Yahoo as a preferred source to see more of our stories on Google. Mysterious micro-burrows in desert marble and limestone were probably made by microbes that lived millions of years ago. Exactly ...

For most organisms on Earth, rocks are objects, not food. But for one oddball microbe, desert limestone seems to have been on the menu. Whether or not this mysterious form of life still exists or went ...

Biological males in women’s sports have become a losing issue. But some ideological celebs and out-of-touch athletes still haven’t gotten the message. A new campaign from the ACLU defending ...

Scientists at the X-ray free-electron laser SwissFEL have realized a long-pursued experimental goal in physics: to show how electrons dance together. The technique, known as X-ray four-wave mixing, ...