Why your laptop charger is so hot Turns out, Nikola Tesla is partly to blame. Liz Scheltens explains, with a little help from NPR’s Planet Money. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Why are there so many insects? What Is Harder To Hit – Baseball or Softball? The Scientific Secret of Strength and Muscle Growth Amazing Video of All The Major Routes on Earth New Rare Particle Decay Spotted Which Countries Have The Fastest Internet?