"Fire in the hole!" shouts an engineer as a detonator sparks. A second later, the shockwave and the thunder--a close shave with the last sight some people ever saw. The video apparently depicts work on Indianapolis' sewer system.
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4:42 am Wed
Feb 12, 2020
WATCH: shockwave in a tunnel
Watch this impressive Lego tapas factory crank out a steady stream of snacks
The Lego masters at The Brick Wall built this fantastic contraption to crank out tapas. Technical details: 19 Lego PF motors 5 BuWizz Bricks 4 weeks of hard work
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Got a deflated tire but 10 two-liter bottles? Make this DIY air compressor!
The best solutions are sometimes the simplest ones: “I’ve been topping off a leaky tire for weeks and staring at my garden hose wondering if I could use it instead of my compressor. The answer is YES!!!”
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An interesting little engineering device
Apparently this thing is called a Roebling device, and is used to calculate wire resistance per foot based on wire diameter.
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Kickstart your freelance career with the help of these online classes
With millions out of work, the global economy in a sharp recession, and legitimate fears for the future abound, you might think this is absolutely the worst time to strike out on your own and be your own boss as a work-for-hire freelancer. But according to numbers compiled by financial services company Payoneer, the current […]
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This brush set enlists your power drill in the war on germs and dirt
For years, dirty countertops, appliances, or bathroom fixtures were just kind of gross. But unkempt corners of your kitchen and bathroom aren’t just a sign of laziness anymore. Now, they’re a potential breeding ground for infectious disease. You can’t just limp through cleaning these days. You’ve gotta get rigorous about it, which means it’s no […]
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This solar charger works anywhere to power up your devices in just minutes
Hunting around for an outlet or a power battery when you’re trying to charge your phone or tablet is always an annoyance. But when you’re out in the world hiking or camping or traveling, finding an outlet might be more than a minor inconvenience…it might be downright impossible. Running low on battery power isn’t an […]
