Friday Nite Videos | April 22, 2022
Portside
An astrophysicist and a molecular and cell biology expert discuss what we know, what we don’t, and how we’re trying to find out more about how life arose on Earth and whether it might exist elsewhere.
Life and death of some of our earliest ancestors, australopiths like Lucy.
It's not easy to say what makes a human -- to define the boundaries of the family. But we now know that it's a big and complex picture, with lots of amazing relatives in it.
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