A Mysterious 'Population B' Split From Humans 1.5 Million Years Ago—and Its DNA Is Still Inside You
created: March 20, 2025, 1:36 p.m. | updated: March 26, 2025, 6:41 p.m.
<p>Who knew our “cousins” were so smart? </p>
9 months ago: Latest Content - Popular Mechanics