Clubs and businesses in Wisconsin offer rifle sight-ins to hunters prior to the annual gun deer hunting season.

Optical illusion puzzles are designed in such a way that they can be both fun and fascinating. These brain challenges are ...

A supersolid is a paradoxical state of matter—it is rigid like a crystal but flows without friction like a superfluid. This exotic form of quantum matter has only recently been realized in dipolar ...

For instance, knots appear as vortex knots or topological solitons called Hopfions in diverse subjects such as fluid dynamics ...

Microoled, a Grenoble, France-headquartered developer of AMOLED displays, has announced a partnership with Vortex Optics, based in Barneveld, WI, USA, to advance the development of weapon sights for ...

As a firearms instructor for Fieldcraft Survival, I travel the country and see shooters from all walks of life training with some of the best holographic sights. Many of my students just hit the range ...

DALLAS (AP) — An area stretching from Texas to Tennessee braced Wednesday for the possible arrival of freezing rain and snow even as some other parts of the U.S. hit by the plunging polar vortex this ...

Texas is preparing for severe winter weather. An area stretching from Texas to Tennessee braced Wednesday for the possible arrival of freezing rain and snow even as some other parts of the U.S. hit by ...

DALLAS (AP) — An area stretching from Texas to Tennessee braced Wednesday for the expected arrival of freezing rain and snow, as some other parts of the country that already received an arctic blast ...