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 The Evolution of the Human Eye Why Plane Tickets Are So Expensive Was Einstein Wrong About The Speed Of Light? Transistors & The End of Moore’s Law Could Ultracapacitors Realize Their Full Potential? What Happened Before History? Human Origins