LifeRules of evolution go a bit random if you're small Darwin's theory of natural selection is so powerful that we can find it hard to believe features can arise in other ways, says biologist John BonnerOpinion
LifeReady, aim, throw! Lobbing rocks key to meat-eating The ability to throw stones quickly and accurately may have been a crucial step in our evolution, because it allowed us to hunt big game 51¶¯Âþ