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 How Do Car Companies Cheat Emissions Tests? How Much Can You Carry? Can We Power Everything With Solar Panels? The Man Biohacking Encryption From His Garage Which is better for running – treadmill or outdoors? Why Don’t We All Have Cancer?