C leaning shutters might not be the most glamorous of household chores, but it’s a task that can make a world of difference ...

New studies have found that using louvers at the bottom of the fusion device, like those found on the air ducts of a home, create local conditions that can reduce the temperature of the edge plasma.

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 ...