Join host Neil deGrasse Tyson as he revisits our fan’s favorite episodes from a season overflowing with science, comedy, moguls, whistleblowers, evolution, invention, and exploration.
Can Mars One succeed? Neil Tyson gets a mission briefing from CEO Bas Lansdorp. In studio, Mike Massimino and Eugene Mirman are skeptical, candidate Ryan MacDonald calls in, and Bill Nye explains why he wants to send real astronauts.