The new-age Nightster, however, isn’t a Street 750. With a sub-500-lb working weight and a 32-degree lean angle, the Nighster ...

With 16 cars and 12 motorcycles, all air-cooled, this simple means of internal combustion finds the spotlight.

BMW 1,800 cc behemoth is a throwback to the brand's early days as a motorcycle manufacturer but in a modern package ...

Harley-Davidson is known for its chrome-heavy cruisers, ape hangers, and extravagant styling. But its latest launch, the 2025 CVO Road Glide RR, is a completely different beast. This is the most ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Leaving out conventional hydrogen in a context of energy transition is difficult, but there is a water engine that has succeeded (at least partially). It breaks power records. The car with two H ...

Harley-Davidson has been around for 120 years ... One such example was its first water-cooled engine developed in conjunction with Porsche for the V-Rod in the 2000s. Another deviation from ...

Iron Dog 2025 champions Robby Schachle and Brad George raced across Big Lake this sunny Saturday to the finish line, where a crowd of friends and family were there to greet them. Schachle and ...

with the nearest cross street being Gunter Lane. Cal Fire said that they have four engines, three overhead and two water tenders at the scene.

Production has been confirmed of the largest and most powerful engine ever created by Harley-Davidson as a street-compliant crate performance motor. According to Harley, this street-tuned 2210 cc ...

For example, [Tom Stanton] took a previous air engine design, did away with the air compressor, and instead used gravity and water to create just a few PSI to run the engine. The basic setup is to ...