This Air Force tap out ceremony is precious 🇺🇸 | Humankind

Nervous nurse-in-training learns life changing news, "I was so nervous!" | Humankind

11M views · 131K reactions | Without a second thought, this Army veteran left his mail truck and ran toward a burning building. He doesn't call himself a hero: https://on.rocne.ws/2I2hjKE | Humankind | Facebook

The Skull That Could Rewrite Human History 💀 An ancient skull discovered in China may have just rewritten the story of human evolution. It’s widely accepted that the common ancestor of Homo sapiens, Denisovans and Neanderthals came out of Africa. But this skull upends that assumption - potentially showing human evolution began in Asia. Discover how a new reconstruction of the Yunxian fossil skull could push back human origins by 400,000 years. Hear the full story on The world, the universe and