A new mechanism steers diodes made of a single enantiomer to emit light of right- and left-handed polarizations ...

At-home use of red light therapy masks requires a purposeful, consistent approach. These are the steps for the best results.

Researchers say that choosing better bulbs and being intentional about where you place them can make a real difference.

Lights out: can dimming the sun really save us from global warming? - How to stem global warming is an increasingly urgent ...