Neil deGrasse Tyson explores the surprising connection between the age of the Earth and the dangers of lead.

A roundup of some of the stories we're reading at Moyers & Company HQ...

A look at the main, factually unsound complaints about Neil deGrasse Tyson's series.

A roundup of some of the stories we're reading at Moyers & Company HQ...

Watch clips from part three of the astrophysicist's interview with Bill, in which he talks about American students' poor performance on international science tests.

In the conclusion of Bill's conversation with Neil deGrasse Tyson, the astrophysicist talks about why science literacy is critical to the future of our democracy, economy and standing in the world.

In an excerpt from his book Space Chronicles, astrophysicist Neil deGrasse Tyson explains why slashing NASA funding is akin to cutting the career dreams of America's youth.

Watch clips from part two of Bill's interview with the astrophysicist and host of the new Cosmos: A Spacetime Odyssey, airing this spring.

Clips from Bill's conversations with scientists Jane Goodall, Sir John Houghton and the late Isaac Asimov, who shared their views on the intersection between religion and science.

In part two of their conversation, Bill talks with the astrophysicist about the nature of our mysterious universe and whether faith and science can be reconciled.