A century ago, millions of chimpanzees roamed across Africa, sharing 98.6 percent of our DNA and even crafting their own ...

Understanding the ways humans and animals organize and execute complex sequences of behavior sheds light on the evolution of cognition. Sequential behaviors, such as language, music, and tool use, ...

Add Yahoo as a preferred source to see more of our stories on Google. A mind-blowing video shows a clever cow using a tool to scratch herself, with a researcher saying thousands of years of ...

Chimpanzees have been seen using spears to hunt bushbabies, US researchers say in a study that demonstrates a whole new level of tool use and planning by our closest living relatives. Perhaps even ...