respected teachers,

i need brief biography about

1. Charles Darwin
2. Galileo Galilee
3. Louis Pasteur

and

4. Marie curie

thanks

your sincerely

x-y-z

1 answer

http://en.wikipedia.org/wiki/Charles_darwin

http://en.wikipedia.org/wiki/Galileo
(Notice the spelling of his surname.)

http://en.wikipedia.org/wiki/Louis_Pasteur

http://en.wikipedia.org/wiki/Marie_Curie

As with all Wikipedia search results, be sure to check out all the external links and further references at the bottom of each Wikipedia page.