NASA’s Double Asteroid Redirection Test (DART) spacecraft will crash into asteroid Dimorphos on Sept. 26, executing the first asteroid deflection test that has been years in the planning. Dimorphos, ...

Forced induction helps small engines push out astronomical power figures. This new four-cylinder, however, has something to ...

Measurements of ancient light from the cosmic microwave background suggest that the universe is remarkably flat. But that ...

Learn how proper cylinder head inspection, resurfacing, valve guide service, and valve work can help prevent costly engine damage during a rebuild.

Compares two engines built from the same parts (same crankshaft, piston, wrist pin, connecting rod) where the only difference ...

QJMotor single-cylinder with a dummy piston instead of a balancer shaft: the US patent of 27 August 2026 in detail, why Ducati dropped the idea in 1990 and which engine could be behind it.

This article was researched using 14 sources. See our methodology and corrections policy. Reboring and honing a bare automotive engine block currently costs about $180 to $400 for many common ...

Many technologies transform wind or water currents into useful forces and motions of structures. Our study makes significant progress toward understanding the physics of hydromechanical devices called ...

British start-up Veloce Motorcycles has unveiled the Aperion, a naked bike whose eight-cylinder two-stroke engine is claimed to produce 280 hp from 1,000 cc. The machine, shown at the Bike Shed Moto ...

Modern engine design is no longer just about horsepower and torque numbers. Engineers today are equally focused on durability, friction reduction, thermal efficiency, and long term reliability under ...