An animated sequence that illustrates a range of different light sources. The Sun, fire, electric lights and torches are all shown. Darkness is presented as the absence of light and shadows as ...

There are all sorts of light and sound settings to help you create the best wake-up routine for you. Lights can be set to increase gradually each morning between a period of 10-60 minutes – we ...

Researchers at Swansea University have discovered a way to use mirrors to dramatically reduce the quantum noise that disturbs ...