We can see objects as small as 0.1 millimeters, and that means we can just about see these lice eggs in our hair and tiny single-celled organisms like amoeba. But it's possible to see things much ...

There are several different types of electron microscopes, including the transmission electron microscope (TEM), scanning electron microscope (SEM), and reflection electron microscope (REM.) Each of ...

Or more precisely, as neuroscientist Eric Betzig and his colleagues put it in today’s issue of Science: “Every living thing is a complex thermodynamic pocket of reduced entropy through which matter ...

Fundamentally, a microscope comprises two subsystems: an illumination system to illuminate the sample and an imaging system that produces a magnified image of the light that has interacted with the ...