Scientists say they have built a cell from scratch for the first time that feeds, grows and replicates like a natural cell, a ...

Add Yahoo as a preferred source to see more of our stories on Google. Genetically modified pigs at a farm in Virginia are being bred for their organs. (Andrew Caballero-Reynolds/AFP via Getty) A ...

Scientists at the Relativistic Heavy Ion Collider have observed particles emerging directly from empty space for the first time, confirming a long-standing prediction of quantum chromodynamics. The ...

We’re constantly making decisions. If I get the pumpkin spice latte, would it make me happier than my usual black coffee? If I go the scenic route on a trip, would it be worth the extra time? Past and ...