For centuries, humans believed the deep sea was lifeless, but new technologies have revealed that this previously hidden realm is home to rich ecosystems, mineral treasures, and an astounding kaleidoscope of life. Oceanographer Dr. Vicki Ferrini, marine biologist Dr. Helen Scales, and explorer Victor Vescovo join Brian Greene for a journey to Earth’s final frontier where for the first time we are discovering what lies beneath the oceans. This program is part of the Big Ideas series, supported by the John Templeton Foundation.Learn More