intelligent life

Cosmic Quandaries

Cosmic Quandaries

An hour and a half discussion about the universe, how Hollywood treats science in film, and other cosmic questions.

The Tonight Show with Jay Leno

Tonight Show with Jay Leno

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

Intelligent Life?

NOVA ScienceNOW's Cosmic Perspective

What would aliens conclude about intelligent life on our planet if they picked up our broadcast signals?

The Colbert Report

Colbert Report

A discussion of black holes with Stephen Colbert.

The Cosmic Perspective

Natural History Magazine

Life, the universe, and everything, as seen through the eyes of an astrophysicist.

NOVA ScienceNOW: Limitations of Intelligent Life


A NOVA scienceNOW discussion with Robert Krulwich on how physical laws constrains the size of life in the universe.

SETI's Are We Alone?


SETI Institute's Are We Alone interview about NOVA Origins and what it's like to run the Hayden Planetarium.

Conversation About Our Origins


A conversation about the origins of the universe, life on Earth and in the cosmos, and a few of the astrophysical challenges confronting scientists today.

American Scientist Interview

American Scientist Magazine

Interview about cosmic origins with American Scientist, the magazine of Sigma Xi, the scientific research society.

The Search for Life in the Universe

Natural History Magazine

A description of the chemical make-up of life on Earth, portrayal of aliens in Hollywood, and the search for evidence of life beyond Earth.

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