Public Timelines

For companies For educational institutions For teachers For students Dashboard

For educational institutions For teachers For students Dashboard

Create a timeline

Public timelines

About & Feedback Terms Privacy FAQ

Dashboard Get premium

Donate

sep 18, 1868 - Wilhelm Griesinger

Description:

Notes that eyelids flutter during dreaming, sleep is more active than we think

Added to timeline:

History of Sleep study

ByK

9 Oct 2018

0

0

429

Date:

sep 18, 1868

Now

~ 157 years ago

About & Feedback Terms Privacy FAQ

Dashboard Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL