When 49ers tight end George Kittle tore his Achilles during Sunday's playoff win over the Eagles, he became the latest San Francisco star player to suffer a major injury - and brought a viral ...

Add Yahoo as a preferred source to see more of our stories on Google. MANDEL NGAN/AFP via Getty Images “I have an Article II, where I have the right to do whatever I want as president,” President ...

A fringe new theory suggests that time is the fundamental structure of the physical universe, and space is merely a byproduct. According to Gunther Kletetschka, a geologist — not a physicist, you'll ...

US President Donald Trump and his Health Secretary, Robert F. Kennedy Jr., on Thursday promoted another fringe theory about autism -- this time linking it to circumcision or to pain medication given ...