Biography.com is a free and semi-authoritative source of biographical information, photos and videos on over 25,0000 individuals maintained and distributed by the A&E Television Networks and The Biography Channel. Contains biographical information on over 25,000 individuals from the past and present. Biography.com strives to provide users with the most up-to-date and accurate biographical information but is considered semi-authoritative because of its affiliation with for-profit television networks and channels.

Browse biographies of scientists by branch of science, historical period, gender/minority status, nationality, prize winners or alphabetically. Eric Weisstein is the prize-winning creator of the MathWorld website and an Internet encyclopedist.

Information Please has been providing authoritative answers to all kinds of factual questions since 1938. Find the Biography link in the left panel, and then search or browse within over 30,000 biographies.

Do a search for biography, plus a name or category, e.g., [biography marie curie] or [biography Hispanics] to find links to many websites recommended by a consortium of colleges and universities. The site is hosted by Drexel University’s College of Information Science & Technology.