On Access Utah this morning we hear from biologist Robert Rockwell from the American Museum of Natural History about his work in the Arctic tundra and his current research on the impact of global climate change and its effect on the interaction of species in that region and beyond.
At 9:30, on Science Questions we hear from Randy Jirtle, a scientist dedicated to the resurgence of the field of epigenetics and its implications for the future of biology and medicine.