↓↓↓ More info and sources below ↓↓↓ For decades, one man was blamed for bringing AIDS to America. But the “Patient Zero” story was wrong. This is the story of how genetic... Read more »
Viewers like you help make PBS (Thank you ?) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate Watch my other climate science videos: http://bit.ly/climatevids Get yourself an awesome I DID A... Read more »
In this very special episode Brady goes behind the scenes at Johnson Space Center to look at priceless rocks collected from the Moon. More links below ↓↓↓ Featuring Ryan Zeigler, NASA’s Apollo... Read more »