The World's Largest Fusion Reactor Now Has the World's Most Powerful Magnet

The truly massive "Central Solenoid" will weigh 1,000 tons when assembled.

View in Browser      SHOP EXCLUSIVE SUBSCRIBE     The World's Largest Fusion Reactor Now Has the World's Most Powerful Magnet The truly massive "Central Solenoid" will weigh 1,000 tons when assembled. Read More     Israel Found a Way to Make Soldiers Invisible Thermal visual concealment could change the future of the battlefield. Read More         The Best Window-Mounted Air Conditioners to Keep You Cool The newest models hit all the smart, quiet, and efficient boxes. Read More     Watch This Rocket Try to Kill a Tank ... and Watch That Tank Kill the Rocket Better luck next time. Read More             This 1,134-Piece LEGO Set Will Allow You to Build a Miniature 1962 Volkswagen Camper Van The end results will be so worth the work. Read More         The Best Coffee Makers to Help You Wake Up Each Morning Whether you want the tastiest brew or just need a lot of caffeine. Read More             Why Earth's Core Is Rapidly Growing Lopsided That shouldn't be happening. Read More     Follow Us Unsubscribe Privacy Notice PopularMechanics.com ©2021 Hearst Communications Inc. All Rights Reserved. Hearst Email Privacy, 300 W 57th St., Fl. 19 (sta 1-1), New York, NY 10019