Fur and skin cells from animals can catch rides in dust. This immense repository of DNA is all around us, just as water surrounds aquatic creatures. Analyzing airborne eDNA faces many of the same ...

The Balrog, trolls, and Dragons are just a few of the terrifying monsters that stalk the heroes of Middle-earth.

In a strange episode in the animal kingdom, a captive marine animal merged with another of its kind to become a single ...