A study published on Thursday claims that human ancestors teetered on the brink of extinction over 900,000 years ago. Based on a new method of analysis, scientists found that our ancestors survived in a group of less than 1,300 individuals.
<!-- wp:html --><p>A study published on Thursday claims that human ancestors teetered on the brink of extinction over 900,000 years ago. Based on a new method of analysis, scientists found that our ancestors survived in a group of less than 1,300 individuals.</p><!-- /wp:html -->