Hand Building a Powerful 565 Horsepower Car Engine Is Like Completing the Hardest Puzzle

What you’re seeing is the engine of a 2017 Nissan GT-R—that is, the 3.8-liter V6 24-valve twin-turbocharged engine—being hand assembled. It’s like the world’s hardest 3D puzzle that gets bigger as you’re going through it with more complicated pieces to mess up the process. The final product is a machine of beauty, 565…

The Mach 6 Scramjet Could Fly from JFK to SFO in an Hour (if it Doesn't Tear Apart on the Way)

We could have had Bin Laden in 1998. However, in the 80 minutes it took for a volley of cruise missiles travel from US ships in the Arabian Gulf over to his training camp in Afghanistan, he had done packed up and left. If those warheads had been riding on the new X-51 hypersonic jet engine, they'd have made his day…