Thomas Edison (43)... two thousand different materials in search of a proper filament for the light (44)… His assistant complained, "All our work is useless." Edison replied (45) ..., "Oh we have come a long way and we have learned a lot. We know that there are two thousand elements which we cannot use to make a good light bulb." 44.

Helen Adams Keller was born as a healthy child on June 27 th , 1880, to Captain Arthur H. and Kate Adams Keller of Tuscumbia. At the tender age of 19 months, she was stricken with a severe illness whi...

Picasso was one of the most outstanding and important artists of the 1900's. He was best known for his paintings. Almost every style in modern art was represented in Picasso's works. Picasso was bo...

In 1854, Louis Pasteur was appointed professor of chemistry at the University of Lille. He demonstrated that organism such as bacteria were responsible for souring wine, beer even milk. He then invent...

Ki Hajar Dewantara is named as Bapak Pendidikan Indonesia because of his brilliant ideas in Indonesian education. although he was (43) .. during colonial times, he had modern views. He also thought th...

Dr. Mohammad Hatta was born in Bukittinggi, West Sumatera, Dutch East Indies (now Indonesia). He was Indonesia’s first Vice President, later also served as the country’s prime minister. Known as the ‘...