Neil deGrasse Tyson
Two women made allegations against the astrophysicist and "Cosmos" host in a newly published report.
"He's the best thing we've had since Thomas Edison."
Tyson thinks a "Truth Force" to defend against enemies of accurate information is more of a priority.
WHAT'S HAPPENING
"Save the planet" is a misguided rallying cry. Here's why.
The famed astrophysicist looks at the evidence.
Here's a view of the moon you'll never see.
See the pair discuss the insidious resistance to their life's work in this clip from the new documentary "Bill Nye: Science Guy."