Scientists Drilled So Deep Into the Center of the Earth, They Knocked on the Mantle’s Door

The record-breaking mission offers an unprecedented opportunity to study the geology of our planet's largest layer.

View in Browser  DIGITAL ISSUES GEAR REVIEWS SUBSCRIBE Scientists Drilled So Deep Into the Center of the Earth, They Knocked on the Mantle's Door The record-breaking mission offers an unprecedented opportunity to study the geology of our planet's largest layer. Read More A Spelunker Thought She Found Trash in a Cave. It Was Actually Evidence of a Lost Civilization. Surprise! Read More Looking To Upgrade To a Cordless Lawn Mower? Our Editors Love This Prime Day Deal This electric lawn mower can both cut the grass during summer and suck up the leaves during fall. Read More Can a Power Tool Brand Brew a Good Cup of Coffee? We Review the Makita Cordless Coffee Machine The machine is compact and runs on the same Makita batteries you use on the brand's collection of power tools Read More Scientists Changed the Blood Type of a Kidney. That's Extraordinary. Transforming organs from any blood type into the universal donor Type O could help patients receive transplants faster. Read More This Asus Gaming Laptop Is Less Than $600 Right Now—And You Can't Buy It On Amazon It's the cheapest we've seen, and with substantial savings. Read More Need Assistance? Contact Us. Follow Us Unsubscribe | Manage Preferences | Privacy Notice | CA Notice at Collection Popular Mechanics is a publication of Hearst Magazines. ©2025 Hearst Magazine Media, Inc. All Rights Reserved. This email was sent by Hearst Magazines, 300 West 57th Street, New York, NY 10019-3779