The lunar terminator, the sunset/sunrise line that sweeps across the Moon’s surface as the Moon orbits Earth, travels at a rate of 9.6 mph (15.4 km/h) along our satellite’s equator. Taking the average ...

Binoculars are clearly the greatest invention ever bestowed upon the naturalists of the world. Before binoculars, our knowledge of many birds was vague to nonexistent. Now anyone can pluck distant ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Kimberley Lane The ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Whether you’re a novice stargazer or a veteran observer, every amateur astronomer should own binoculars. They’re the perfect grab-and-go instrument for an impromptu viewing session, especially when ...

The summer Milky Way is one of the many things you get to enjoy if you are lucky enough to live in the Four Corners. From most big cities you might never get the chance to see it. On more than one ...

Spring means it’s time to look up into our night sky and find one of the oldest objects in our galaxy: the M3 Cluster. NASA and other sky experts call this group of ancient stars “a truly distant ...

With an explosion in recent years of invasive animals such as wild hogs, coyotes, armadillos, and more, hunting at night with thermal binoculars or a thermal scope has never been more popular—and ...

A solid set of binoculars will drastically enhance any outdoor experience. Sure, they’re an essential piece of equipment for ...

Night vision binoculars aren’t just for the military. With an explosion in recent years of invasive animals such as wild hogs, coyotes, armadillos, and more, hunting at night has never been more ...