Electricity

Xcel Energy-- that's right, the utility company most likely responsible for making your home nice and warm this winter-- is making a groundbreaking move for fighting climate change. The company recently made the announcement that they'd like to be carbon-free by 2050...

No doubt, you have run across one of Colorado's wind farms, but it's highly possible you have never seen the largest one, which is one of the biggest in the nation.

What a shock collar is to a dog, this bracelet is to humans. This shocking device is designed to zap you into good habits.

When I was a kid, I decided one day to take a shortcut through a neighbor's horse pasture. Little did I know the fence was electric. I got shocked three or four times before I finally got through. I never took that shortcut again. In this electric fence experiment, you'll see how not to get shocked.

At some point in your life you've probably experienced the pain of a mild electrical shock. Of course, electricity can also kill you so it's best to leave the demonstrations to an expert who can answer important questions like, what's more shocking, AC or DC?