The Viper red dot and mount are made from a single piece of 6061 aluminum and fits directly onto the receiver of most ...

Ripples, like ones produced by raindrops falling in a puddle, are also called capillary waves. Studied since antiquity, they ...

A team of physicists at Fudan University, working with colleagues from Henan University, both in China, and from Nanyang ...

As frigid temperatures continue chilling the D.C. area, Washington Suburban Sanitary Commission (WSSC) crews are having to ...