Sometimes, size truly doesn’t matter. Engineers with the Army Research Laboratory are working on a new infantry weapon that, at half the weight and length of the M4 carbine, is capable of firing ...

I had an engine shop rebuild my 327 small-block Chevy. Everything was brand-new, including the rods, pistons, crank, cam, and heads. After fire-up and with 100 miles on it, it washed a ring and ...