One professor has just taken delivery of the most powerful microscope in the world that can create images of individual atoms.

The virus was so small that it was 20 years before a sufficiently powerful microscope was developed to see it.

It's the most powerful microscope ever built and at the same time the most powerful telescope ever built.

You can tell a good one from a bad one only if you have 30 years of training and a very powerful microscope.

The microcannons, which can be seen only with powerful microscopes, work in much the same way as the macro kind of cannon.