Blue Diamonds Are Proof the Earth Recycles A new study shows that the stones form in the hellish bowels of the Earth. By Amy Thompson
Scientific Data Says Dating’s Difficult No Matter Which Method You Use The truth: there’s no foolproof way to meet people quickly, efficiently and safely. By Francesca Friday
New Study Leads to Breakthrough in HIV Immunization Researchers tested one of the cow's antibodies against 117 types of HIV, resulting in a 96 percent success rate in preventing infection. By Michael Sainato