Classroom Questions Educator Guide for ‘Calling scientists of all colors’ The typical old image of a scientist was some white man in a lab coat. Many scientists still wear lab coats, but they’re becoming, overall, a more diverse group. halid994/iStockphoto Share this:FacebookTwitterRedditGoogle ClassroomEmailPrint By Science News for Students August 24, 2017 at 7:00 am Classroom questions are available for free with registration. Learn more Register to access: Client key* E-mail* Log in Already Registered? Enter your e-mail address above.