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New York Once Had a Secret Underground Transit System—and It Still Exists
A rogue millionaire built the subway in 1870 to fight the government.
A Routine Dig Revealed an Ancient Mystery Beneath the Soil
Archaeologists have dated the site in northwestern Bavaria to 2,300 years ago.
Scientists Just Found Something Strange Happening in Earth’s Core
No one knows why the river of liquid iron flowing 1,400 miles beneath our feet just reversed course.
The Best Robot Lawn Mowers for a Hands-Free Summer
Robot lawn mowers are pricey, but they take all the effort out of perfect lawncare.
Amazon Has a Secret LEGO Section—and It’s Packed With Rare Finds
Secret’s out.
Could Humans Really Enter Cryosleep One Day?
On the latest episode of “The Astounding Pop Mech Show,” Andrew Daniels, Sean Gorman, and Jamie Sorcher unpack this groundbreaking new study and it’s implications on interstellar travel.
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