Energy 2014
- Episode aired Sep 21, 2009
Dallas looks at distant galaxies to find out why some stars spin around a central point even though there is insufficient gravitational force to keep them in orbit. Liz examines the nature-v... Read allDallas looks at distant galaxies to find out why some stars spin around a central point even though there is insufficient gravitational force to keep them in orbit. Liz examines the nature-versus-nurture argument: she studies the way that boy babies and girl babies are treated di... Read allDallas looks at distant galaxies to find out why some stars spin around a central point even though there is insufficient gravitational force to keep them in orbit. Liz examines the nature-versus-nurture argument: she studies the way that boy babies and girl babies are treated differently by parents, and then she studies monkeys which seem to exhibit gender preference... Read all