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Biology/Physics-Origin of the different colors of things

Latest Posts in Electronics

Electronics-How fingerprint readers work

Electronics-How fingerprint readers work

June 1, 2017June 1, 2017jlw Comment

Unlock your smartphone or laptop with the touch of a finger has become normal during the last couple of years. This is made possible […]

Electronics-Build a solar powered house

Electronics-Build a solar powered house

May 30, 2017May 31, 2017jlw Comment

The first silicon solar cell, the precursor of all solar-powered technologies, was produced by Bell Laboratories in 1954. It was claimed to be “the beginning of […]

Biology/Electronics-Depth perception and 3D movie

Biology/Electronics-Depth perception and 3D movie

May 8, 2017May 17, 2017jlw Comment

Depth perception is our ability to perceive the world in three dimensions (3D), and to gauge how far away an object is. This actually […]

Latest Posts in Physics

Physics-Millikan’s Oil Drop Experiment

Physics-Millikan’s Oil Drop Experiment

July 28, 2017August 12, 2017KST Comment

Robert Andrews Millikan (March 22, 1868 – December 19, 1953) was an American experimental physicist honored with the Nobel Prize for Physics in 1923 […]

Physics-Cathode ray and cathode ray tubes

June 14, 2017

Physics- Double-slit experiment of light

June 9, 2017

Physics/mathematics-Map of mathematics

May 19, 2017

Latest Posts in Biology

Biology/Electronics-Depth perception and 3D movie

Biology/Electronics-Depth perception and 3D movie

May 8, 2017May 17, 2017jlw Comment

Depth perception is our ability to perceive the world in three dimensions (3D), and to gauge how far away an object is. This actually […]

Biology/Physics-Origin of the different colors of things

April 25, 2017

Biology-Different types of eyes in nature

April 19, 2017

Latest Posts in Chemistry

Chemistry-Map of chemistry

Chemistry-Map of chemistry

May 19, 2017May 19, 2017jlw Comment

An amazing video summarising all branches of Chemistry!

Chemistry-How to split water into H₂ and O₂

December 28, 2016

Chemistry/Electronics-How battery works

December 28, 2016

Latest Posts in Mechanics

Mechanics-How a sewing machine works

Mechanics-How a sewing machine works

May 31, 2017May 31, 2017jlw Comment

A sewing machine works by weaving thread through fabric from the needle above and from the bobbin below, creating very small stitches through the […]

Mechanics-Lock and Key

May 31, 2017

Mechanics-How a mechanical watch works

May 17, 2017

Latest in Natural Phenomena

Nature/Physics-How do rainbows form?

Nature/Physics-How do rainbows form?

April 25, 2017May 5, 2017jlw Comment

Mother nature has provided us with many splendid masterpieces, one of which is the colorful rainbow. However, have you ever wonder how are rainbows created? […]

Nature-What makes season change

April 6, 2017

Nature-How earthquake occurs

April 6, 2017