SCIENCE FACTS

How do magnets work?

How do magnets work and why are they reacting different to some sort of metals? The whole Earth has a so-called dipole moment with a south pole and a north pole. The picture shows the magnetic field lines th...
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Interesting Facs About Moon

The Moon Surface The sight of the full Moon is something to behold. Depending where you are on earth when you look at the full moon there appears to be a face on it. There are two roundish soft gray eyes that ...
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Oort Cloud Facts

The Oort cloud around our solar system Recent astronomical discoveries reveal a fascinating structure within our solar system. It consists of three zones. (Four if you also consider the Sun as a zone.) It is i...
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How is a star born?

Birth of a star The universe is a wondrous place where many processes, that defy all imagination,occur. One of these magical phenomena is the birth of a star. Born out of nebilas, a star is the end result of h...

Archimedes Principle: Law of Buoyancy

How Did a Tyrant, a Gold Crown, and a Bath House Help Archimedes Establish the Law of Buoyancy? I assume that most of you  have heard of Archimedes (287-212 BC) from one fairy tales. Great mathematician Archi...
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Is outer space a perfect vacuum?

Outer space (also called just space) is all the space in the universe beyond Earth and its atmosphere. It can be simple stated that in outer space there is no air (atmosphere) and it is a vacuum (empty ...
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Is there sound in space?

This question may seems similar to a question already asked (Can you hear sound in space?) however, it is a very good question for the intellectually curious mind. So, is there sound in space? The answer is n...

How do Astronauts communicate in space?

In order for one to hear sound it must travel through air (gas particles) of which space has very few per cubic centimeter. Sound can only travel through a solid, liquid or gas. Space being an almost perfect ...
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Why is the sky blue in the day and black at night?

During the day (daylight) the sky has a blue appearance because the Sun’s light (white light) is made up of rainbow of colors (red, orange, yellow, green, blue, indigo and violet) of different wavelength....