Racists have often used pseudoscience to justify their socially damaging views; watch these films to see how science, by replacing ignorance with knowledge, can undo that damage.

There is no firm reason to anticipate that the intellectual capacities of peoples geographically separated in their evolution should prove to have evolved identically. Our wanting to reserve equal powers of reason as some universal heritage of humanity will not be enough to make it so.

I am thrilled to see my genome.

For all my life, America was the place to be. And we somehow continue to be the place where there are real opportunities to change the world for the better.

No good model ever accounted for all the facts, since some data was bound to be misleading if not plain wrong.

Science moves with the spirit of an adventure characterized both by youthful arrogance and by the belief that the truth, once found, would be simple as well as pretty.

I wish there would be more movies about scientists.