Biology
Frogs Cling to and Peel from Surfaces Just Like Adhesive Tape
Experiments with White's tree frogs show that the amphibians angle their limbs to get more traction on overhanging surfaces
Stories by Becky Summers
Biology
Why Do Our Fingers and Toes Wrinkle During a Bath?
The spontaneous reflex might have evolved to improve our handling of wet objects
Mind
Monkey Brain Area Keeps Count of Kindnesses
The primates have an altruistic 'tally chart' that keeps track of social rewards and gifts
The Sciences
First Road Map of Human Sex-Cell Development
A new study marks a step toward stem cell treatment of infertility
