HumansBrain's movement control centre may have had key role in our evolution The cerebellum at the back of our brains wasn't thought to have played an important role in human evolution, but a study of its epigenetics suggests otherwise 51¶¯Âþ
LifeVampire bats might avoid bitter substances to dodge indigestion Vampire bat taste receptors react to "bitter salts" like magnesium sulphate – perhaps because drinking water containing the salts might react badly with the blood the bats eat 51¶¯Âþ