Sir Timothy John Berners-Lee  (born 8 June 1955), also known as TimBL, is an English engineer and computer scientist, best known as the inventor of the World Wide Web.

Michael Faraday’s generator. Faraday had created the first transformer in August 1831. A few months later he designed and made this simple piece of apparatus based on his ring, developing the first-ever electric generator.

Luis Alvarez discovered the iridium layer and also he had given a theory that dinosaurs were driven to extinction by the aftermath of a large meteorite impact on Earth. In 1968, he won Nobel Prize in Physics

Steel rolling mill

Botany

Polaroid Camera

Edward Jenner

Copernicus

Romer

Jonas Salk

Santiago Ramony Cajal is known as the father of neuroscience and he won the Nobel Prize in 1906 for Physiology or Medicine for his neuron doctrine.

Hahneman