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 Power Your Entire Home Without Wires! Computing a Universe Simulation What if NASA had the US Military’s Budget? Why America Is Terribly Designed The NASA Lab Searching for Alien Life by Examining the Earth What Eclipses Have Done for Science