Only problem with science…is people.

Check out more awesome videos at BuzzFeedVideo!
http://bit.ly/YTbuzzfeedvideo

MUSIC
Hail The Ruler
Licensed via Warner Chappell Production Music Inc.

SFX provided by Audioblocks. 
(https://www.Audioblocks.com)

Made by BFMP www.buzzfeed.com/videoteam

STILLS
Mixed Race female psychiatrist holding notepad
Ned Frisk / Getty Images

VIDEO
1969 psychiatrist taking notes while patient lying on couch talks
Prelinger / Getty Images

1945 REENACTMENT farm workers picking crops in a field / United States
Film Audio Services / Getty Images

REENACTMENT Slaves laboring in the fields of a sugar plantation / United Kingdom
BFI HD Collection / Getty Images

Lesbian couple watching TV with their son
KIVILCIM PINAR / Getty Images

Man watching TV; UK
ReeldealHD Ltd. / Getty Images

B/W 1917 suffragists marching past train with hands on shoulders / Washington, D.C. / newsreel
Archive Films - Editorial / Getty Images

B/W 1920s women suffragettes marching + waving flags / newsreel
Film Audio Services - Footage / Getty Images

Train conductor takes dilapitated trolley for drive down tracks, chugs up hill, men get out to help and trolley flies down hill
Onyx Media, Llc / Getty Images

Firing Neurons
cgtoolbox / Getty Images

MONTAGE Railway laborers digging on a railroad track and standing clear when a train comes speeding through / United Kingdom
BFI HD Collection / Getty Images

Railway Traveling
mack2happy / Getty Images

business woman expressing frustration at work
Rocketclips / Getty Images

Close-up of an extremely scared girl, with beautiful big black eyes, crawling towards the camera in a red lit room
Studio DB / Getty Images

Boys Beware - 5 of 10
Prelinger / Getty Images

SOURCES
http://www.nytimes.com/2000/01/15/art...
http://www.pbs.org/wgbh/aia/part4/4h3...
http://www.ferris.edu/jimcrow/questio...
http://www.apa.org/monitor/2011/07-08...
http://www.pbs.org/wgbh/aia/part4/4h3...
https://books.google.com/books?id=opT...
http://www.ncbi.nlm.nih.gov/pmc/artic...
http://www.apa.org/monitor/2011/02/my...
http://www.livescience.com/28380-hist...
https://www.glsen.org/sites/default/f...
http://www.telegraph.co.uk/news/healt...
http://www.nytimes.com/2000/01/15/art...
http://www.nytimes.com/2002/03/24/mag...
http://mic.com/articles/114114/what-6...
https://books.google.com/books?id=CkU...
http://www.sciencemuseum.org.uk/broug...

GET MORE BUZZFEED:
www.buzzfeed.com/videoteam
www.facebook.com/buzzfeedvideo
www.instagram.com/buzzfeedvideo
www.buzzfeed.com/video
www.youtube.com/buzzfeedvideo
www.youtube.com/buzzfeedyellow
www.youtube.com/buzzfeedblue
www.youtube.com/buzzfeedviolet

BUZZFEED VIDEO
BuzzFeed Motion Picture’s flagship channel. Sometimes funny, sometimes serious, always shareable. New videos posted daily! Subscribe to BuzzFeedVideo today! http://bit.ly/YTbuzzfeedvideo