Some of the waves also pose a risk and are hazardous to human tissues. Climate change - OCR 21st Century All objects are continually absorbing and emitting infrared radiation, which is essential ...

Potassium 40, the main source of radioactivity in our bodies, has a half-life of 1.42 billion years. Types of Radiation The term "radiation" is very broad, and includes such things as light and radio ...

A presenter-led science video showing how to investigate infrared radiation, with Dr Maggie Aderin-Pocock and Dr Alex Lathbridge. The video investigates emissions of infrared radiation and then ...

All forms of electromagnetic radiation, whether they're called waves or rays, are generated by particles in motion. In a radio signal, for example, negatively charged electrons quickly move back ...

Electromagnetic radiation is the general term for the more familiar light and radio waves, but also includes gamma rays, x rays, ultraviolet rays, and infrared. All of these forms of electromagnetic ...

A group of international researchers have developed a way to use sound to generate different types of wave patterns on the ...

Light, heat, radio transmissions, and medical X-rays may not seem all that similar, yet they are all forms of electromagnetic radiation—waves moving through space (not just outer space ...

such as infrared and UV waves. For example, mobile phones use microwave radiation for communication, and infrared cameras are utilized for night vision. Terahertz technology utilizes a type of ...

While THz radiation waves have been manipulated in different ways over the past decades, controlling their direction in air has so far remained a challenge. Researchers at Ecole Polytechnique ...

SINGAPORE – Singapore’s coastal monitoring network, which has been keeping tabs on water quality around the country for over ...

It's an area of medicine that uses "radiation therapy" -- a treatment that focuses high-energy waves on your body to kill cancer cells. Your doctor will decide if it's right for you based on the ...