and see our guide below for properly adjusting binocular eye cups. There are three major types of focusing systems: 1) center focus with diopter adjustment; 2) individual focus, in which each eyepiece ...

As South Vietnam collapsed under the onslaught of communist forces, one South Vietnamese pilot made a brave and daring escape ...

When sunlight hits Earth’s atmosphere during a lunar eclipse, light frequencies toward the blue end of the visible spectrum ...

The best opportunity to potentially see all seven planets is coming up on Feb. 28 around 6:10 p.m. ET, according to Shanahan.

Crowns have always been a large aspect of Monster Hunter's end game for some fans, with Wilds finally making some much needed ...

To fully appreciate this planetary alignment, it is recommended to find a dark location free from light pollution and to utilize binoculars or a telescope. Observers should face the western horizon ...

The depot is playing a key role in the rollout of the Family of Weapon Sights Individual, a lightweight thermal imaging ...

Skywatchers will have an exceptional opportunity to witness a rare celestial event known as a "planet parade." This ...

while others will require binoculars or a small telescope to see." Planets are hundreds of thousands of times closer to the Earth than stars, which means we can essentially see planets shifting ...

You'll probably need binoculars or a telescope," Al said ... see planets shifting position while stars appear to be fixed in the same spot. Since the planets all orbit the sun in the same plane ...