scientist

Clip shows scientists at work at an AIDS research laboratory in Boston…

A science research lab. A scientist holds test tubes filled with blood…

A science research lab. A scientist looks through a microscope at a…

A science research lab. A scientist makes some tests with syringes,…

A science research lab. Conversation between an interviewer and a…

Clip shows an AIDS research laboratory in Boston, Massachusetts.

Footage of scientists working in an AIDS research laboratory. A…

Footage of HIV/AIDS research. Scientists look at more graphs on a green…

An eclipse is shown. A man operates a powerful NASA telescope to see…

A boy and girl search through a library shelf and pull out a book. A…

A male scientist in a white lab coat looks at slides through a…

Two mechanical arms cork a test tube. MS of a scientist controlling the…