You can connect your Alexa device to smart lights in your house and set up context-aware lighting using the Alexa app.

You can turn off blue light on a Mac by enabling the Night Shift feature in your System Preferences.

Saving energy is about small, consistent habits paired with the use of smart technology. Use LED rather than incandescent light bulbs. Choose solar or rechargeable options when available. Adopt smart ...

I got a good chuckle when I read today's first reader tip from "Dad." For a split second there, I could hear my own father asking the age-old parent/child question: "Don't you know how to turn off the ...

Scientists have discovered alarming connections between sleeping with lights on and serious health problems. Even minimal ...