Trilobites: Your Spit Might Help You Learn to Eat Your Greens When people were repeatedly exposed to bitter compounds in a study, their saliva changed to produce proteins that rendered those flavors more palatable. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Alien discovery: Nearby planet could contain sub-surface LIFENonfiction: Tracing the Rise of a Guardian HackerEclipse 2019 in North Carolina: When is lunar eclipse visible, time, how to watchClimate change CALAMITY: ‘Melting ice caps throwing north pole OFF-KILTER’Alien BREAKTHROUGH: China creates FIRST LIFE to ever exist on the moonEclipse 2019: When is the next eclipse after the super Blood Wolf Moon?