Thomas Alva Edison

Thomas Alva Edison Biography

Thomas Edison information, life, wiki & family An inventor…
Nicolaus Copernicus

Nicolaus Copernicus Biography & Wiki

Nicolaus Copernicus, astronomer and mathematician, was born on…

Facts & Biography of Archimedes

Ancient Greek engineer, physicist, inventor, mathematician and…
Alexander Graham Bell

Biography of Alexander Graham Bell

Alexander Graham Bell facts Scientist, engineer, inventor and…
Louis Pasteur

Louis Pasteur Biography 

Louis Pasteur contributions French chemist and microbiologist,…
charles robert darwin

Charles Robert Darwin Biography

English geologist and naturalist, Charles Robert Darwin was born…
Charles William Siemens

Biography of Charles William Siemens

Carl Wilhelm Siemens German-born engineer and entrepreneur,…
Georg Simon Ohm

Biography of Georg Simon Ohm

German physicist and mathematician, Georg Simon Ohm was born…
biography of Galileo Galilei

Galileo Galilei

Galileo Biography An Italian astronomer, physicist, engineer,…