Are 20V Power Tool Batteries More Powerful Than 18V?

Does a 20V label really mean more power than 18V? Before you buy into the numbers game, discover the surprising truth behind ...
How-To Geek on MSN

Is Your PC Using Too Much Power? Cut It Back With These Tips

Granted, if you use your PC to do intensive stuff sometimes, you may want to just go for the balanced plan, so it'll ramp up ...
Public Broadcasting Service (PBS)

Are ‘vampire devices’ draining energy in your home? Here’s what to do

Many people leave electronic devices plugged in when they’re not in use without a second thought. But everyday items that drain energy even when they’re turned off, like coffee machines, video games ...
CNET on MSN

Take These 7 Devices Out of Extension Cords or Surge Protectors Immediately, an Electrician Explains

If you live in an older house or apartment, it's not always easy to find enough wall plugs, especially with the number of appliances and devices we use these days. For certain products, extension ...