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 ...

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 ...

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 ...