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 Amazing Video of All The Major Routes on Earth Are We Ready to Edit the Fetal Genome? Here’s what happens when two hurricanes collide The Science of Implosion | MythBusters Check Out This Drone Footage Of China’s Insanely Huge Radio Telescope The Backwards Brain Bicycle