For 74,000 years, one ancient killer quietly dictated where early humans could survive across Africa

This is an interesting look at human migration.  Researchers examined where malaria was present through the history of Africa, and are suggesting that because malaria was deadly, it had a direct impact on human migration. 

That’s some critical thinking, and is pretty interesting to consider. 

https://phys.org/news/2026-04-years-ancient-killer-quietly-dictated.html