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.
Light-based technologies wow the crowds at Birmingham’s new central library
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
The New York photographers who are defying the digital trend