Paul Williams provides an accessible introduction to optical frequency combs
2015 is the International Year of Light and Light-based Technologies (IYL 2015), as declared by the United Nations.
An amateur astronomer struggles to find darkness amid the dazzling lights of New York City
Day of the Dead brought to life by multimedia lightshow
How portable LED lights are helping students in a rural Indian community
A short film exploring the vital role that light plays in regulating the sleep-wake cycle