Not long ago, thermal scopes were superfluous gadgets. Now, they’re essential kit for serious predator and hog hunters. This collection of thermal sights includes military-grade scopes that cost more ...

With three spectacular cosmic events happening, January is the perfect time to pick up a telescope. We've rounded up the best telescopes for beginners, to suit a range of budgets. January is ...

DALLAS - Most of the nation is in good shape on Wednesday and will be warmer on Thursday. The arctic air is coming, but not yet. The center of the polar vortex is not coming to Texas, but it will ...

For the first time, a team of researchers from the Fraunhofer Institute for Applied Optics and Precision Engineering IOF and the University of New Mexico have succeeded in cooling silica glass by ...

Find the best telescopes to unlock the wonders of the night sky and view lunar occultations, celestial conjunctions and planetary parades in January. The best telescope unlocks the wonders of the ...

Choosing the best spotting scope tripod can be tricky. It can be tempting to go for something ultra-cheap – which isn't difficult to find – but there's definitely such a thing as false economy when it ...

In short, the answer is the polar vortex. But what does that mean? The polar vortex is a “constant feature” that begins to develop sometime in September and persist through sometime in spring ...

A polar vortex, a weather pattern similar to the historic winter storm that struck Texas in 2021 — when every county in the state experienced below-freezing temperatures for the first time ...

On top of that, cold temperatures from a polar vortex raise concerns about energy use and heat, potentially causing natural gas to spike. In addition, freezing temperatures pose heightened health ...

It's about to get very, very cold for lots of Americans. A series of blasts of polar vortex air from the north will bring subfreezing temperatures as well as ice and snowstorms to 40 US states ...

Much of the country will be hit with extreme low temperatures over the next week as a polar vortex sends cold air down from the North Pole. Real feel temperatures throughout the northeast ...