Honda’s VTEC technology is well-known for putting a little pep in the step of its engines. These days, it’s a bit of a tuner meme, prompting one YouTuber to recreate the system on a smaller scale.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. In Overmatched, we take a close look at the science and technology ...

3D printing is a powerful tool for creating all kinds of stuff, but it has its limits. Hobbyist-focused machines that dispense melted plastic through a nozzle can only make parts that are so strong.

Beehive Industries announced the successful testing of four of its Frenzy 200-lb thrust turbojet engines on 22 September, ...

When Rocket Lab unveiled the Rutherford engine at the 31st Space Symposium in Colorado, it looked like any other space engine. It wasn’t. Rocket Lab manufactured the Rutherford via additive ...

Air engines are a common occurrence here on Hackaday. They’re relatively novel and reasonably easy to 3D print without requiring any fluids or supporting machinery. For example, [Tom Stanton] took a ...

BERTHOUD, Colo. (CBS Newspath/KCNC/WKRC) - When people think of building rocket engines, they probably think of the teams of scientists who spend hours, days, even years tediously pouring over every ...

Beehive Industries, a company that 3D prints jet engines for unmanned military vehicles, will ramp up production at its Knoxville facility with the help of a new $12.4 million contract sponsored by ...

New Zealand-based Rocket Lab has built a rocket engine that's not only 3D-printed -- it uses electric motors to drive the turbopumps. Michelle Starr Science editor Michelle Starr is CNET's science ...

Turbojet engines are an incredible piece of 20th century engineering that except for some edge cases, have mostly been replaced by Turbofans. Still, even the most basic early designs were ...