By Neil deGrasse Tyson
Published March 29, 2015 5:59pm
The Science Guy takes the mic to answer your questions for him about evolution, technology, the human exploration of space, and even Leonard Nimoy, chosen from Twitter, Facebook and Google Plus by co-host Chuck Nice.
Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.