Life on Earth Will Be Toast Long Before the Sun’s Final Death

A cosmologist gives us a blow-by-blow account of the hellishly hot—and ultimately chilling—end.

View in Browser  SHOP EXCLUSIVE SUBSCRIBE Life on Earth Will Be Toast Long Before the Sun's Final Death A cosmologist gives us a blow-by-blow account of the hellishly hot—and ultimately chilling—end. Read More Quarterhorse, the Air Force's Next Hypersonic Aircraft, Has Taken an Epic Leap The future SR-71 Blackbird successor is on a quest to break the airspeed record. Read More The Doomsday Clock Just Hit 90 Seconds to Midnight. That's Dangerously Close. It means humanity is nearly ready to destroy itself. Read More Build This Great DIY Bookshelf With a Track Saw Pine plywood and a track saw add up to a fun and simple project. Read More There's a Russian Spy Ship Lurking Off the Coast of Hawaii 👀 The Kareliya may be hoping to collect intel on the U.S. military's ballistic missile defense system. Read More Disturbing: Humans Can Still Grow a Full Coat of Fur, Study Says We have the genes. Just in case. Read More Follow Us Unsubscribe | Privacy Notice/Notice at Collection PopularMechanics.com ©2023 Hearst Magazine Media, Inc. All Rights Reserved. Hearst Magazines, 300 West 57th Street, New York, NY 10019