X-Ray Images & False Color
The colors we see in the world around us are the result of the way that the human eye and brain perceive different wavelengths of light in the visible part of the electromagnetic spectrum. X-rays, and other wavelengths such as radio, infrared, ultraviolet and…
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More science facts
Biology
I Am The Walrus
The walrus is a member of the pinniped family, which also includes sea lions and seals. Walrus differ from…
Physics
The Doppler Effect
As any object moves through the air, the air near the object is disturbed. The disturbances are transmitted…
Engineering
Non-Flammable Fuel?
When we're flying high above the Earth, few of us give much thought to aircraft safety. We're usually too busy…
Physics
What Is Radiofrequency Energy (Rf)?
Radiofrequency (RF) energy is another name for radio waves. It is one form of electromagnetic energy that…