Early in life, most children learn that touching a hot stove or even being near a roaring fire can burn them. Whether conveyed via direct contact or rays of light zipping through space, the often ...

There are various things we need for survival. Like water, food and energy. On the last point, our primary source of energy is the Sun, but our relationship with it can only be described as delicate.

Radiation is the transfer of heat energy from a region of high temperature to a region of low temperature by infrared radiation. Unlike conduction and convection, radiation takes place without the ...