** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** We were glassing a small herd of ...

Imaging technology has transformed how we observe the universe—from mapping distant galaxies with radio telescope arrays to ...

We’ve turned ourselves inside out trying to find the single perfect rifle scope for all deer hunters. I’ll skip to the punchline: It doesn’t exist. Scopes with the simple reticle and hard-wearing ...

Let’s get this out of the way: $500 is a lot of money to spend on a rifle scope, and for some readers (and optics testers) it stretches the definition of a “budget” scope. That’s a fair perspective, ...

A multilayered semiconductor acting as an optical sensor opens the way to miniaturized, adjunct spectrometers.