Public Library of Science

How spiders spin silk

Spider silk is an impressive material; lightweight and stretchy yet stronger than steel. But the challenge that spiders face to produce this substance is even more formidable. Silk proteins, called spidroins, ...

Aug 05, 2014
4.5 / 5 (6) 0

Intertwined evolution of human brain and brawn

The cognitive differences between humans and our closest living cousins, the chimpanzees, are staggeringly obvious. Although we share strong superficial physical similarities, we have been able to use our ...

May 27, 2014
4.8 / 5 (12) 6