Red dot sights have become very popular on rifles ... electronic RMRs are available in those configurations with dots as small as 1 MOA. One of the major drawbacks with most battery-powered ...

Thin, small, and light, Vortex's Viper is a turkey ... You'll never know if a red dot sight is for you if you don't look through one mounted on a shotgun first, and, of course, it's even better ...

Red specks in the early universe are puzzling astronomers, but a proposed explanation suggests they are the progenitors of ...

The James Webb Space Telescope has given us a view of the earliest moments of galaxy formation in the universe. It's also ...