Science & Technology Q&A for Kids & Others:
Science & Technology Q&A for Kids (and Others) [Episode 119] »
1 hour 13 minutes
✕ close
Weekly ask-me-anything about science & technology
New episode streaming Friday, September 20, at 3:30pm ET. Submit your questions
1 hour 13 minutes
1 hour 14 minutes
1 hour 39 minutes
1 hour 30 minutes
43 minutes 41 seconds
1 hour 48 minutes