Black widow spiders are color-coded to deter predators without tipping off prey

Posted February 29, 2016

Secret codes and hidden messages aren't just for computer security experts or kids passing notes in class -- animals use them too. The telltale red hourglass of the black widow spider appears brighter and more contrasting to birds than to insects, finds a new study. The red-and-black color combination sends a 'beware!' signal to predators without scaring off their prey.

Plankton feces could move plastic pollution to the ocean depths


Plastic waste could find its way deep into the ocean through the feces of plankton, new research shows.

On the hook: Sustainable fishing in Papua New Guinea


A multi-disciplinary team has been busy unlocking the secrets of the Papuan black bass, one of the world's toughest sportfish.