carl gerhardt

Rehman Tungekar / KBIA

New research out of the University of Missouri shows that when it comes to female mate preference in a certain species of tree frog, there may be more than meets the eye.  Females may actually prefer the calls of males that share the same number of chromosomes.

Rehman Tungekar / KBIA

This week on the show: a former engineer calls for an investigation of the Callaway nuclear plant. Plus, new research may provide insight into how a species of treefrog evolved.