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Physics & Astronomy Facts

Image of the Sun
Will the Sun Shine Forever?

The Sun is a huge nuclear furnace. It operates by converting hydrogen into helium. In this process, which is called nuclear fusion, it loses mass and produces energy according to Einstein's famous equ ...
The Moon
Lunar Explorations

Ever since the beginning of intelligent life on Earth, the moon has been a focal point of human curiosity. Galileo’s discovery in 1610 that the moon had craters, valleys and mountains, instead of the ...

What Is Radiofrequency Energy (Rf)?

Radiofrequency (RF) energy is another name for radio waves. It is one form of electromagnetic energy that makes up the electromagnetic spectrum. Some of the other forms of energy in the electromagneti ...

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