Lifeguards rescue tens of thousands of people from rip currents in the U.S. every year, but it is estimated that 100 people are killed by rip currents annually. If caught in a rip current, don’t fight ...

At Stonehenge in England, the sun rises in perfect alignment with one of the stones on the winter solstice, and even today, people gather to witness this ancient phenomenon. Similarly, Newgrange in ...