Nov 27, 2014 | 44:45The Nature of Things Two Of A Kind VideoClosed Captions available
The Nature of Things Two Of A Kind Nov 27, 2014 | 44:45Why one twin and not the other? Filmmaker Leora Eisen wants to know how her identical twin - who has exactly the same DNA - could get life-threatening leukemia. Recently scientists have begun to study the differences, rather than the similarities, between twins, making ground-breaking discoveries that will affect us all.
Oct 16, 2014 | 44:45The Nature of Things Gorilla Doctors VideoClosed Captions available
The Nature of Things Gorilla Doctors Oct 16, 2014 | 44:45How did Canadian veterinarian Dr. Mike Cranfield end up making house calls for Africa's endangered mountain gorillas? The Gorilla Doctors perform check-ups, give medicines, and sometimes operate. But how much should the vets intervene with a wild population? Is this radical human intervention going too far?