What are the f-stops on your camera or lens? And what kind of effect does changing them have? Our chart explains all ...

Also known as aperture size, the f-stop controls the amount of light that passes through the lens at a given shutter speed. All else being equal, a smaller aperture (like f/16) allows in less light ...

Here's what you need to know. Aperture determines how much light can pass through a lens at a given shutter speed. This photography cheat sheet explains when to go wide and when to go narrow. The ...

“This is a gun with a solid barrel. There is no aperture, I would never risk it,” Scott said. “But when you pull the trigger, there’s a recoil. There’s no blank, nothing. So I ...

Here's everything you need to know about all the latest features, and here's what future updates could bring to your iPhone.

This will be the fifth postseason meeting of the Steelers and Ravens. The Steelers have lost just one of those against Baltimore, but it was the last meeting in the 2014 Wild Card round. This ...

Looking to get started with PowerShell? Our cheat sheet covers the must-know commands and concepts for beginners.

If you're reading about the Super Bowl, chances are you're a pretty big football fan and know exactly what to expect come Sunday. You know that the Kansas City Chiefs are once again back in the ...

Speaking of nighttime driving, the f/1.5 aperture lens allows this camera to capture a quality image even in low light. Not all accidents happen in front of you, which is why the RedTiger comes ...

Want to take a closer look at some of your potential risks? First Street Foundation, a nonprofit research group, has a new tool called Risk Factor: Input your address for data about the risk for ...