Researchers at M.I.T. say they’ve done what some people thought was impossible.  They created a new material that’s as light as plastic, but stronger than steel.  They say it’s easy to make, and could be used in everything from phones to bridges…………A former U.S. Army Ranger from Georgia named Brandon Tucker just broke a world record for most “muscle-ups” in 24 hours.  That’s where you do a pull-up and a dip in one fluid motion. He did 1,300 of them in a single day, and raised a bunch of money for a PTSD treatment center called Warriors Heart.  The old record was held by a guy in Spain who did 1,256 of them last year………..And finally………………..