How to Turn a Battery into a Roller Toy
Not so long ago we wrote about using magnets, a battery, and copper wire to…
Not so long ago we wrote about using magnets, a battery, and copper wire to…
When Heinrich Rudolf Hertz was born in Germany in 1857, the world knew that electromagnetism…
A modulated coil can be used to transmit signal from one device to another wirelessly.…
The history of electricity is long and it involves various stages of discovery. This form…
Electromagnetism is one of the fundamental interactions that is in effect in nature. Electromagnetic forces…
Did you know that you can cook food by using only sunlight? By achieving a…
Magnetic brakes are used to slow or completely stop a moving object or vehicle. A…
What will you get if you make speakers out of yogurt cups? Some practical application…
The concept of inductance is important in the study of electronics and electromagnetism. The discovery…
William Gilbert, who also went by Gilbert, was an English physician, physicist and…