Marcelo joins Morgan Freeman on the Science Channel to discuss the limits of humanity's potential.
- Through the Wormhole, season 5, episode 9
July, 2014
- Through the Wormhole, season 5, episode 9
July, 2014
- Day 6 with Brent Brambury, CBC Radio
July 4, 2014
- Vermont Public Radio
June 19, 2014
- Big Picture Science
June 16, 2014
- Dartmouth Now
May 21, 2014
- Through the Wormhole, season 5, episode 3
March 5, 2014
– Big Think
January 19, 2013
– Big Think
November 21, 2012