Addressing a controversy first raised around 1910, two physicists have performed experiments with the aid of an engineer that validate anew the special theory of relativity’s limitations on the speed ...

The United Nations have proclaimed the year 2015 as the International Year of Light and Light-based Technologies. In this web collection, the Nature journals jointly celebrate this occasion by ...

Sleep is regulated by two mechanisms: the homeostatic process and the circadian clock. Light affects sleep and alertness by entraining the circadian clock, and acutely inducing sleep/alertness, in a ...

LYNNFIELD, Mass.--(BUSINESS WIRE)--Hood®, a leading provider of quality dairy and non-dairy products, today announced a partnership with the Museum of Science, Boston, to offer family-friendly science ...