I got news for you, McFly. Scientists at MIT have figured out a theory that would allow for time travel without any of the nasty, accidentally-erasing-yourself-from-existence side effects.
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8:54 pm Wed
Jul 21, 2010
Theoretical time travel: Now Grandfather Paradox-free!
Carl Sagan's Pale Blue Dot image is 30 years old today
Thirty years ago today, the Voyager 1 spaceprobe had completed its ncounters with the outer planets and was careening out of our solar system. The time came to shut off the probes’ cameras to preserve power and memory for the other onboard scientific instruments. But before engineers flipped the switch, one last photo opportunity was […]
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The scientific secrets inside a single grain of moon dust
While scientists have studied Moon rocks for 50 years, researchers have for the first time conducted deep analysis on a single grain of lunar dust, atom by atom. Using a common materials science technique called atom probe tomography that’s not widely used by geologists, the Chicago Field Museum’s Jennika Greer and colleagues probed the grain […]
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Watch how a heavy anvil floats in a vat of mercury
This is so amazing. Watch what happens when a blacksmithing anvil is lowered into a large vat of pure liquid mercury. Update: One of our readers posted the link to the original video in the comments. I have replaced the animated GIF. Thanks, Crispy75. [H/t Alberto Gaitán via Bryce Lynch] Image: Screengrab from GIF
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HP can help you upgrade your tech with their big Presidents’ Day Sale
Outside of Black Friday, there may be no bigger shopping day than the often-overlooked, unassuming Presidents’ Day. Sure, we can spend the day honoring Washington, Lincoln, and the rest of the crew — or we can just celebrate by embracing good old fashion American capitalism. Hewlett Packard knows which way you want to go. The […]
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Save over 25% on the LG 86" 4K HDR Smart LED UHD TV in honor of President's Day
Become the best binge-watcher on the block when you add this sweet smart TV to your living room. Not only is this LG television big—hello, 86″—but it’s also packed with cutting-edge tech that will finally justify all those hours you spend watching The Mandalorian. Why not take advantage of Presidents’ Day sale pricing and snap […]
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This portable duster blows traditional canned air devices away
Canned air is a big help in dusting tight spaces, particularly keyboards, shelves or servers. But the first thing you should know about canned air is that it’s not air at all. More likely, what’s blowing out of that bottle is fluorocarbons or other mildly toxic substances. Luckily, there’s an easy alternative: The X3 Hurricane […]
