(1) Different types of electromagnetic radiation such as radio waves, microwaves, visible light, and x-rays are associated with specific wavelengths. A spectrophotometer is an instrument that performs ...

The colour of an object is determined by the wavelength of light that it reflects. White light from the Sun is a mixture of colours, each with a different frequency. You can use a prism to split ...

At a distance of just over four light years, Proxima Centauri is our nearest stellar neighbor and is known to be a very ...

Astronomers used ALMA to observe Proxima Centauri and found frequent, intense flares that could destroy atmospheres of nearby ...

The ability to control the color, or emission wavelength, of light from quantum sources is central to the development of ...