KAKU ON PLUTO: HISTORY AT THE EDGE

Three billion miles from Earth, NASA‘s New Horizons space probe just flew by Pluto. The journey to the farthest edge of our solar system took nearly a decade to achieve. CBS News science and futurist contributor, Dr. Michio Kaku, who wrote an op-ed article for the Wall Street Journal entitled ‘That Pluto Probe Just Might Save the Earth’, joins ‘CBS This Morning’ to explain how this feat affects us here at home. WATCH NOW!