Close University of Washington Creates First Battery-Free Cell Phone A team of researchers from the University of Washington may have just saved us all from needing a charger, by developing a battery free cell phone. WTSP 5:41 PM. EDT July 07, 2017 TRENDING VIDEOS Three dead in murder-suicide T-Tapp Tuesday Small chance of tropical development in the tropics Tampa hotels tacking on questionable fees at checkout iOS 11 frustration and fixes Marine saved woman he just met What type of gun did the Las Vegas mass shooter use? Las Vegas gunman's brother speaks Soccer team salutes Las Vegas survivor from Md. Inside the chaos: Police release Las Vegas body cam footage More Stories Pinellas Park officer uses Taser on middle school… Dec 14, 2017, 7:37 p.m. Support the Troops mission: Getting supplies to… Dec 14, 2017, 8:11 p.m. FCC overturns net neutrality rules, but supporters… Dec 14, 2017, 1:13 p.m.