Living organisms adapt their behavior and movements based on information they acquire from their surrounding environment. But oftentimes this information is imperfect, and the organism needs to act ...

Researchers at Penn State demonstrate the first steps in the design of tiny particles that can perform specialized tasks, such as targeted delivery of drugs or other cargo. A group of tiny particles ...

Biting, chewing, slicing—human teeth withstand wear and tear over the course of a lifetime. Their resilience is partially due to the hardness of tooth enamel, a biomaterial that new research shows is ...

For understanding the structure and function of catalysts in action, researchers have developed a new diagnostic tool. Operando X-ray spectroscopy visualizes the structure and gradients of complex ...

Even when it’s not apparent, cells in our tissues and organs are constantly on the move. In fact, the ability of cells to get where they need to go is essential to our health and survival. Skin cells ...