when was the first photograph taken

Who Invented the Camera and Photograph?

FIRST CAMERA The first working camera was invented by Johann Zann. He built this camera in the year 1685. Interestingly the photograph would not follow...
who is the inventor of the cocacola

Who invented coca cola?

Soft drinks are not new You are probably aware of the variety of types and brands of soft drinks. They are found in a long...
who is the inventor of toothpaste

Who invented toothpaste?

When was toothpaste invented? The earliest dentists known are the Egyptians. 5000 years BC they managed to produce toothpaste in powder form. The powder consisted of abrasives...

How does an x-ray work?

What is X-Ray? An X-ray device is basically a camera. But unlike an ordinary camera where visible light exposes the film, an X-ray uses x-rays instead. X-rays...