New archeological evidence suggests that what may have kept our early ancestors alive were their grandparents. According to Dr. Rachel Caspari, a biological anthropologist and author of the article, “The Evolution of Grandparents,” the emergence of three generation families nearly 35,000 years ago may have been the key to helping early human societies expand.
The World is an independent newsroom. We’re not funded by billionaires; instead, we rely on readers and listeners like you. As a listener, you’re a crucial part of our team and our global community. Your support is vital to running our nonprofit newsroom, and we can’t do this work without you. Will you support The World with a gift today? Donations made between now and Dec. 31 will be matched 1:1. Thanks for investing in our work!