In 230 years, only two U.S. presidents have ever been impeached — President Andrew Johnson in 1868 and President Bill Clinton in 1998. President Richard Nixon resigned in 1974 before the House of Representatives co...

  The Great Pacific Garbage Patch is nestled between Hawaii and California. It covers 617,000 square miles, according to PBS, a span more than double the size of Texas. It is even visible from space. The media has started ...