We all know how a conventional internal combustion engine works, with a piston and a crankshaft. But that’s by no means the only way to make an engine, and one of the slightly more unusual ...

Chambered for 5.56mm NATO, the AR-18 used a then-new short-stroke gas piston system and innovated the folding stock. Despite these innovations, the AR-18 failed to win any large contracts.

Editor’s note: We are publishing these 3D animations to show the destructive power of the AR-15. The images may disturb some people. The wounds show the lethal force of the AR-15. But they are ...

Adou Thiero and Zvonimir Ivisic scored 19 points apiece, and No. 18 Arkansas used a big second-half run to beat Troy 65-49.

The Piston Simulation function models the circular motion of a piston within a cylinder. It involves a chain of nonlinear functions. The response C is cycle time (the time it takes to complete one ...

“Hit!” an instructor called. It was the first time that D, a nonbinary community organizer, had fired an AR-15.

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J.B. Hunt Transport Services Inc. announced changes to its executive leadership team Monday. The transportation company said Nick Hobbs has been named president of highway and final mile services, ...

No. 18 Arkansas hosts the Troy Trojans after Adou Thiero scored 24 points in Arkansas' 72-67 loss to the Baylor Bears.

The 9-part docuseries chronicling the Boston Celtics’ 2024 championship season releases Oct. 20 on the NBA App. Eli Doroshow, for NBA.com An exclusive behind-the-scenes docuseries chronicling ...

MILWAUKEE — When the league released the schedule for the 2024-25 season, nearly everyone expected the Detroit Pistons and Milwaukee Bucks to be on opposite sides of the spectrum. The Bucks came into ...