cIAP1 undergoes a dramatic conformational change during activation that is now shown to be due to the dynamic and metastable nature of the closed form of the enzyme. The discovery of such a striking ...

Close-up of Hyptiotes cavatus spider holding triangle web support line with front legs keeping web open, while using back legs to secure anchor line. When back legs release anchor line, spider and web ...

Spring-loaded plungers use a spring and a plunger (or ball tip) to exert a precise and repeatable force. They are a better option than having engineers cobble together an assembly that uses a simple, ...

Different species of spiders produce different silks that serve different purposes, from floating on air to cradling eggs.