The Elusive Aerospike Engine Could Finally Be Ready to Fly

After 70 years of fits and starts, is the long-promised nozzle design a reality at last?

View in Browser  SHOP EXCLUSIVE SUBSCRIBE The Elusive Aerospike Engine Could Finally Be Ready to Fly After 70 years of fits and starts, is the long-promised nozzle design a reality at last? Read More These Genius Father's Day Gifts Are Sure to Make Dad's Day Extra Special Because dads deserve to be spoiled, too. Read More This $26 Grout Cleaner Takes the Strain Out of Scrubbing Tiles Cleaning tiles will take a lot less elbow grease. Read More The Caterpillar Drive From 'The Hunt for Red October' Is Real—And Could Soon Power U.S. Subs Warships, both on and under the sea, could someday sail without moving parts. Read More Hiking 101: A Popular Mechanics Crash Course to Experiencing the Great Outdoors Hiking for pleasure has only been a popular activity for the last three centuries, but in that time, we've learned a ton about how to make the most of your experience. Read More This Russian Intelligence Ship Mysteriously Vanished, And No One Knows What Happened Russia claims the warship Ivan Khurs evaded attack, but it hasn't been seen since. 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