Keywords: Bill Cosby Reminds Us That We Can All Be Scientists.jpg Bill Cosby Reminds Us That We Can All Be Scientists - Note no precise date given most likely circa 1990 - Public service announcement by the National Science Foundation Screenshot from video http //science360 gov/obj/tkn-video/2d461d99-c3de-4f75-ac9d-0770867dbf27 and http //science360 gov/obj/tkn-video/2d461d99-c3de-4f75-ac9d-0770867dbf27/bill-cosby-reminds-scientists 1990 National Science Foundation PD-USGov Bill Cosby in 1990 Bill Cosby facing front National Science Foundation Public service announcements PD-USGov |