We've tested many image-stabilized binoculars — here's our expert verdict on whether you should bite the bullet and buy a ...

Ready for some serious cold? The planet's most extreme cold air will be barreling into the central and eastern United States this coming weekend "like a wrecking ball," said Weather Trader ...

Another round of bone-chilling air from the polar vortex could invade the central and northeastern US this weekend and potentially produce the first significant snowstorm of the season for the ...

A weakened polar vortex has allowed Arctic air to descend into the U.S., bringing chilly temperatures as far south as Florida this week. According to forecasts from AccuWeather, the first wave of cold ...

A forecast map from the National Weather Service (NWS) shows which states can expect the coldest conditions, with a fresh arctic blast expected this weekend. "Another shot of arctic air is on the way ...

Humans and some other animals use their two eyes in coordination to support binocular depth perception. The left and right eyes obtain images of the visual scene from slightly different viewpoints, ...

Above: A Von Karman vortex street downwind of the Canary Island chain in the eastern Atlantic Ocean off the coast of Africa on Feb. 27, 2015. Image credit: NASA Worldview. Editor's note: Meteorologist ...

Binoculars with built-in cameras don’t just bring distant subjects closer — they allow you to capture the moment as it unfolds. Instead of balancing a phone against an eyepiece or wrestling with a ...

With snow on the ground and still breezy, temperatures along the Interstate 95 corridor may feel more like the teens into early morning, with wind chills in New England possibly dropping into single ...

The best night vision goggles open up an entirely new world once darkness falls. Many models even allow you to shoot photos and video, so you can document your nighttime discoveries as they unfold.