Pluto

Discussion of Pluto, teaching science, and the state of NASA.

A speech on the controversy over re-classifying Pluto as a dwarf planet.

The Authors@Google talk on The Pluto Files at Google's New York office.

A discussion between Dr. Laura Danly and Dr. Tyson about Pluto, planethood, black holes, science policy, and intelligent design.

NPR's All things Considered interview about the battle over Pluto and its planethood.

The American Freethought interviews Dr. Tyson and looks at the cosmic dust-up that resulted from the demotion of the planet Pluto to dwarf planet by the International Astronomical Union.

Interview on WNYC's Brian Lehrer Show with reflections on Pluto and the night sky.

Neil deGrasse Tyson didn't mean to get Pluto demoted from planet status; he just wanted people to think about the solar system differently. But changing the number of planets from nine to eight is just what happened when a debate sparked by the astrophysicist's Hayden Planetarium exhibit—sans Pluto—ended with the re-categorization of the icy rock to dwarf planet status.

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.