Scientists have found the inspiration for a lifesaving tool in an unusual place — a children's toy. The invention may soon help health care workers diagnose malaria in places where standard laboratory ...

Over the last few decades, researchers have built minuscule molecular machines that rotate or shuttle other molecules. However, it's difficult to determine the mechanical work and forces that these ...

A molecular machine that winds itself into a tight twist when exposed to light has a newly discovered ability: when the light goes out, the energy stored in the wound-up molecule makes it untwist and ...