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 Seventh Billion – World Population The Future of Internet Infrastructure Creating Artificial Life Pythagoras Cup (Greedy Cup) filled with Mercury Why We Hallucinate While Falling Asleep How Hackers Could Wirelessly Bug Your Office