Like most people, I hate having a cold or the flu. But being sick gets slightly better when a friend drops off some classic movies or goes out for a snack and comes back to throw it up all over me.

In nature, massive congregations of animals are observed to be in motion and seem to behave in a coordinated fashion. Schools of fish are seen to be moving in perfect synchrony, flocks of birds are ...

Nature is not as red in tooth and claw as we used to think. Primates are nice to each other nine times as often as they are nasty. Now animal behaviorists are confronting more and more evidence that ...