We'll have to recalibrate everything -- the age of the universe, the age of stars, the distance to the stars, the basic structure of modern electronics, the GPS, nuclear weapons -- all of that would have to be recalibrated and rethought ...

The Right to Piracy: The Conflict Behind SOPA

Neuroscientist Joy Hirsch talks about the new frontier of brain imaging.

The Ethics of Designer Brains

In this short video Big Think asks Sam Harris: Is there certainty in science? He believes that certainty is a false goal.

Sigmund Freud and Carl Jung believed that dreams were windows into the unconscious, but many scientists now believe they may have no deeper meaning.

Synthetic life is just a close mimic to what already exists—it isn't a truly new form of life, Venter's human genome rival says.

Ray Kurzweil says set high standards and try to meet them, plus be your own worst critic

Futurist Ray Kurzweil explores the next phase of virtual reality.

The true promise of nanotechnology, says Ray Kurzweil, is that "we'll be able to create just about anything we need in the physical world from information files with very inexpensive input materials."