Snippet: Human migration over the centuries based on 86 million public genealogy profiles

By mapping a set of crowd-sourced family trees, researchers were able to watch human migrations over the centuries and learn about changes in behavior over time--like changes in the distance traveled to find love. In the pre-industrial era, people tended to marry someone born within 10 km. Now, that number is more like 100 km. Read the related news story: http://scim.ag/2Fe3T0P

Read the study: http://science.sciencemag.org/content/early/2018/02/28/science.aam9309


About Science Snippets:

These videos are short snippets from researchers' work--often these videos are actually used as data in studies or to demonstrate results in a paper.