Soon, four astronauts will launch on a mission to the vicinity of the Moon for the first time in over 50 years. The mission, called Artemis II, is the second mission — and first crewed mission — of ...

IN GUILFORD COUNTY, A FIREFIGHTER IS SHOWING THE TRUE MEANING OF RESILIENCE. HE SUFFERED A STROKE JUST A FEW DAYS BEFORE CHRISTMAS, BUT NOW HE IS RECOVERING, SO MUCH SO THAT HE WAS ABLE TO SPEAK WITH ...

GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for engine cylinder deactivation. The patent application is tagged with patent ...

Kingdom Come Deliverance 2 may have been the most underrated game to release in 2025. It's difficult to say that about a title that came fourth in our own Game of the Year 2025 list and picked up ...

CAMBRIDGE, Mass.—Jeremy Liew, 31 years old, moved to Boston from New Jersey in 2018 to study for a Ph.D. in chemistry and, he hoped, a career in the city’s bustling biotech industry. But after earning ...

The new contract covers the Post-Critical Design Review phase of the B-52 Commercial Engine Replacement Program, which will replace the TF33 engines with the new F130s. The U.S. Department of War ...

The story of how Honda developed an oval-piston race engine that ultimately failed but still made history along the way. Honda pioneered oval piston technology in the 1970s for four-stroke racing ...

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 ...

Gearheads and faithful Jalopnik readers already know the basics of an engine's bore and stroke, but for those that might be new here, let's dip our toes in the shallow end. An engine's bore refers to ...

If we ran a poll on Visordown tomorrow asking if people prefer two or four-stroke engines, the ringy-dingy two-smoke would win it by a mile. And it almost seems as though engineering companies get it, ...

It looks like GM is working on modernising two-stroke engines by tackling their emissions problem. This could open a whole new chapter for internal combustion. It’s been a while since two-stroke ...