The U.S.'s Newest Nuclear Submarine Will Rule the Seas

The submarine arms race is getting intense—and the U.S. just took a massive leap forward. [View in Browser]( [Popular Mechanics]( [SHOP]( [EXCLUSIVE]( [SUBSCRIBE]( [The U.S.'s Newest Nuclear Submarine Will Rule the Seas]( [The U.S.'s Newest Nuclear Submarine Will Rule the Seas]( The submarine arms race is getting intense—and the U.S. just took a massive leap forward. [Read More]( [A Volcano Could Erupt in Iceland Any Minute Now]( [A Volcano Could Erupt in Iceland Any Minute Now]( 'Earthquake swarms' warn that the big one may be coming soon. [Read More]( [Alternate text] [Alternate text] [Why NASA Immediately Suspended All Mars Missions]( [Why NASA Immediately Suspended All Mars Missions]( No, Mars rovers don’t have Thanksgiving off—but they do have to reckon with solar conjunction. [Read More]( [The U.S. Army Has a Pretty Well-Kept Secret: It Has Its Own Navy]( The U.S. Army Has a Pretty Well-Kept Secret: It Has Its Own Navy]( Made up of “army mariners” instead of sailors, here’s how the Army’s navy stacks up against foreign navies. [Read More]( [Alternate text] [Alternate text] [I Tried Solder Seal Connectors and I’ll Never Use a Crimping Tool Again]( [I Tried Solder Seal Connectors and I’ll Never Use a Crimping Tool Again]( They're stronger, waterproof, and easy to use. [Read More]( [A Study Proves Stoplights Need a Fourth Color: White]( [A Study Proves Stoplights Need a Fourth Color: White]( Here’s what it signals—and why it makes a ton of sense. [Read More]( [Alternate text] [MNH Unstoppable After 40]( [LiveIntent Logo]( [AdChoices Logo]( Follow Us [Unsubscribe]( | [Privacy Notice]( | [CA Notice at Collection]( Popular Mechanics is a publication of Hearst Magazines. ©2023 Hearst Magazine Media, Inc. All Rights Reserved. This email was sent by Hearst Magazines, 300 West 57th Street, New York, NY 10019-3779