interview

Time magazine interview on Pluto and what determines planethood.

A discussion of Pluto, Apophis, and life on Mars on the Tonight Show with Jay Leno.

Discussion with Ann Druyen and Steve Soter on Carl Sagan's perspective on science, his spiritual experience, and his search for God.

Discussion of the delayed Hubble Space Telescope mission to the recent discovery of snow on Mars.

Dr. Mark Sykes of the Planetary Science Institute and Dr. Neil deGrasse Tyson debate the nature of planethood with moderator Ira Flatow.

TIME'S Gilbert Cruz talks to astrophysicist Neil deGrasse Tyson about stars, science, and our role in the universe.

Ten Questions from Time Magazine's readers.

A discussion of dark matter and life in the universe.

An interview in NASA's Ask Magazine about the future of NASA, space travel, and space policy.

Advice on pursuing a career in science, encountering challenges, and communicating science.