Physics-QM-Black body radiation
A blackbody is an object that absorbs all incoming light without reflecting any, thus appearing black at room temperature (hence the term blackbody). However, […]
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Physics-Map of physics
The Map of Physics is an animated video published physicist Dominic Walliman on Nov 27, 2016, in which he tried to put everything we know […]
Nature-What makes season change
For most places on earth, the passing of a year can bring marked changes to the weather and scenaries. What causes season to change? […]
Biology-How our ears work
Sound is a mechanical vibration that travels through a medium, such as air or water. When it is picked up by our ears, the […]
Biology-How our eyes work
The human eye belongs to a general group of eyes found in nature called “simple eyes“. It contains a single lens that focuses light […]
Nature-How earthquake occurs
To understand how earthquake occurs, we have to start with the interior structure of the Earth. Shaking of the ground during an earthquake is […]
