Key Takeaways:
Gorgonopsians, ancient relatives of mammals, thrived 270-280 million years ago—predating the previously known oldest fossils by 5-10 million years.
These saber-toothed predators were top...
Key Takeaways
China’s one-child policy led to a severe gender imbalance, leaving tens of millions of Chinese men without prospective wives in their own country....
