Several colleges say they expect to realize significant energy-cost savings -- at the expense of minor inconvenience to computer users -- simply by enabling the power-saving “sleep” feature on ...

I'm sure you've heard that shutting down your computer too frequently could negatively affect its software and limit its lifespan. Or that leaving your computer on all the time also hurts its battery ...

Do you just close your laptop lid at night? Discover whether putting your computer to sleep or completely shutting it down is ...

Technology doesn't have to be the thing that keeps you awake—the right tech can actually help you sleep better. Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and ...

Turning a computer off or putting it to sleep may be a matter of personal preference or habit. It's faster to close a laptop's lid or have a desktop enter sleep than shutting down either type of PC.