Scientists have uncovered a fascinating clue about a mysterious collapse of a Stone Age population that happened around 5,000 years ago, thanks to ancient DNA. This discovery sheds light on why some ancient civilizations suddenly disappeared.

Researchers collected DNA samples from ancient human remains found across Europe and Asia. They analyzed these samples to understand the genetic history of these ancient people. What they found was pretty amazing: a significant drop in population size about 5,000 years ago.

The key to this mystery lies in a genetic change related to immune system function. The ancient DNA revealed that these populations experienced a major epidemic, possibly a deadly disease like plague that spread quickly and wiped out large numbers of people. This sudden decline in population had long puzzled historians and archaeologists, who had only limited clues from artifacts and ancient texts.

This genetic evidence is groundbreaking because it provides a more detailed picture of what might have happened. It suggests that an epidemic, rather than war or environmental changes, could have been the primary cause of the collapse. This finding is important because it helps us understand how diseases have shaped human history and how ancient populations responded to such crises.

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The study also highlights the power of modern science in solving age-old mysteries. By studying ancient DNA, scientists can uncover secrets that were once thought lost forever. It’s like being able to read a long-lost chapter of human history.

While there is still much to learn, this discovery opens up new avenues for research. Scientists can now look for more evidence of ancient diseases and better understand how they impacted human populations.