Tavis Smiley

Reflections on the end of the Space Shuttle era, what’s next in the exploration of our universe, and the cultural impact of the space program.

A discussion of Pluto and where we might find life in the universe.

Tavis and Neil discuss black holes, asteroid impacts on Earth, and global warming.

Tavis Smiley interview about meeting Carl Sagan, the origins of the universe, and intelligent life.