How did language develop; and how did if one full tribe of people with no integration be able to communicate with – Search I'm a Scientist. Get me Out of Here!

Question: How did language develop; and how did if one full tribe of people with no integration be able to communicate with another speaking completely differently to them?

Asked by on 6 Mar 2020.

Question: How did language develop; and how did if one full tribe of people with no integration be able to communicate with another speaking completely differently to them?