A source of photons is a very convenient tool for physicists
2015 is the International Year of Light and Light-based Technologies (IYL 2015), as declared by the United Nations.
A short film exploring the vital role that light plays in regulating the sleep-wake cycle
How portable LED lights are helping students in a rural Indian community
Day of the Dead brought to life by multimedia lightshow
The New York photographers who are defying the digital trend
