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How-Silencers-Muffle-Sound?

Gun Silencers suppress the noise that a weapon makes by slowing the release of expelled gases generated by a cartridge post-shot,a proc...
What is Pacemaker and How it Works ?

The heart has a natural pacemaker called the sinoatrial node. This fires electrical impulses which regulate our heartbeat. Certain condition...
10-Phenomena-Science-Just-Can't-Explained

10 . Impossible fossils The remains of long-dead creatures that crop up in the wrong place Since the theory of evolution emerged...
Are we alone in this world?

We just don't know. We know that life exists on Earth, but what about elsewhere in the universe? Most astronomers believe in extraterre...
Why are there telescopes in space?

Telescopes collect light and other forms of energy from stars and galaxies. The energy travels in wavelengths, but Earth’s atmosphere stops...
How Do Solar Panels Work?

Solar cells and solar panels have lots of uses. They are in everyday things like calculators, watches, and ﬂ ashlights. There are solar-...
How Balls Will Fall?

Falling Balls: We've all dropped balls from our hands or seen them arc gracefully through the air after being thrown. These mo...
Is it possible to project a logo on to the Moon?

The lunar surface is a pretty good reflector, so it might make a reasonable ‘screen’. However, we can see the Moon from Earth because it ref...