A team of astronomers has identified a new polar cataclysmic variable, a rare type of binary star system featuring a highly magnetic white dwarf siphoning material from its companion star. The system, ...

Lasers are known for the monochromatic nature of their light, so much so that you might never have thought there could be such a thing as a white laser. But in the weird world of physics ...

Each colour within the visible light spectrum has its own narrow band of wavelength and frequency. When white light passes through a coloured filter, all colours are absorbed except for the colour ...

If a clean, positively charged zinc plate is exposed to intense white light it will not discharge. If a clean, negatively charged zinc plate is exposed to intense white light it will not discharge.