Some very, very cool stuff today:
* Ants teach each other to find food, study finds:
Scientists say they may have the first documented case of teaching among non-humans.
* Songbirds remember dad's tunes:
Researchers say they have learned which brain area zebra finches use to remember what their fathers sang.
* WIPED OUT:
Global warming sowing disease, extinction, researchers say. Climate change is promoting diseases that have killed off dozens of amphibian species, and such illnesses could affect humans, findings suggest.