Dr. Barbara Sherwood Lollar, earth sciences researcher, has found very old water in the Earth's crust

Dr. Barbara Sherwood Lollar of the University of Toronto was recently named by Canadian Geographic as someone making a significant difference in Canada and the world for her work in discovering and analyzing ancient water in the Earth's crust. She joined Buck Oct. 18 to talk about the discovery, and its significance, including what it might mean for the possibility of water and life on other planets.