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 Are We Alone? Galactic Civilization Challenge China’s Future Mega Projects The Town That Was Burned for Science: Aultsville Your brain knows the future Why 60 Seconds in a Minute ? And 60 Minutes in an Hour ? 9 MIT Media Lab Innovations that Changed the Future