Unearthing Secrets of Our Shared Human DNA
The Conversation
Sharing work for which he was just awarded a Nobel Prize, geneticist Svante Pääbo shows the DNA proof that early Homo sapiens mated with Neanderthals after we moved out of Africa.
This is the second species of diminutive human to be found in south-east Asia. Both species lived around 50,000 years ago, at a time when Asia was also home to our species, the Neanderthals and a group called the Denisovans. The new species raises many questions, including who were its ancestors and how did it move?
In past research, apes consistently failed on tasks designed to assess their understanding of others’ false beliefs. They did’t seem to know when someone has an idea about the world that conflicts with reality. But in a new study involving 40 bonobos, chimpanzees and orangutans the apes were able to anticipate that an actor would behave in accordance with a false belief.
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