The F-47’s adaptive cycle engine can reconfigure itself in flight, shifting airflow to balance extreme efficiency, Mach 2+ ...

Abstract: The dual comparison one cycle control (DC-OCC) proposed in this paper regulates both the peak and valley of the current, unlike conventional one cycle control (C-OCC), which controls only ...

More bikes up for bid in the 35th annual Antique & Vintage Motorcycle Auction by Mecum Auctions on January 27-31.

Abstract: The cell cycle plays a pivotal role in regulating cell fate and stem cell differentiation. As a rate-limiting step in differentiation, its precise regulation is essential for maintaining ...

According to India Today Science Desk, private Indian space firm Agnikul Cosmos has successfully fired dual indigenous 3D printed rocket engines in a landmark test, marking a major step forward for ...

Japan Engine Corp, J-Eng, has joined the likes of Everllence and WinGD in developing methanol-fuelled marine engines. The company said it is developing a 50-bore unit, the same size as its ...

Porsche has patented a revolutionary new engine with a six-stroke combustion cycle. Essentially, the engine is combining both a two-stroke and four-stroke engine into one, taking the individual ...

The two-stroke engine was once a staple in vehicles like the Trabant and other older models. Its simplicity and lightweight design made it a popular choice, but its inability to meet emissions ...

Unless you're really into dirt bikes, you probably haven't touched a two-stroke engine in decades — if you ever have. These mechanically simple motors combine the four strokes we all know and love ...