We're starting off the week with a mechanical marvel: a homemade dragster with dual Rolls-Royce jet engines that's been 17 years in the making – and could potentially hit 400 mph.

Luckily, when YouTuber Adam Beard took the wheel, the jet-powered hearse didn’t end up being his… The post This Home-Built Jet Engine-Powered Hearse Could Be Someone’s Final Ride appeared ...

At first, his model came out 0.005 grams out of balance, which might not seem much, but at the speeds a jet engine rotates, it risks breaking apart. In the end, he balances it out by 0.001 grams ...

More than 33,000 amateur-built aircraft are licensed by the FAA, a figure that has tripled since the 1980s. The administration designates any non-commercial, recreational aircraft as ...