Curious Minds: Consciousness

Dr. Deepak Chopra and Dr. Rudy Tanzi, co-authors of Super Brain, explain why the scientific community is so reserved on the topic of consciousness.

Michio Kaku, famed theoretical physicist and founder of string field theory, looks at the possibility of our consciousness existing for all eternity.

Dr. Deepak Chopra and Dr. Rudy Tanzi, co-authors of Super Brain, theorize on whether the Universe is made up of matter or just a projection of our mind.

Michio Kaku, famed theoretical physicist and founder of string field theory, shares his definition of consciousness.

Photojournalist Rick Smolan explores the vast web of interconnected sensors that are forming a planetary central nervous system -- a global mind.