A completely new type of microscope can take 3D images of cells -- while working in a natural environment. The new technology is significantly faster and better than before and will give researchers ...

A mouse’s heart beats roughly 600 times each minute. With every beat, blood pumping through vessels jiggles the brain and other organs. That motion doesn’t trouble the mouse, but it does pose a ...

Princeton scientists are peering into the smallest corners of matter using an exceptional collection of sophisticated microscopes — some so big they fill a room. These remarkable instruments have ...