It’s relatively easy to understand how optical microscopes work at low magnifications: one lens magnifies an image, the next magnifies the already-magnified image, and so on until it reaches the eye ...

As early as the 4 th century AD, people had discovered the basic concept of an optical lens, and by the 13 th century, they were already using glass lenses to improve their eyesight and to magnify ...

Scientists at Lawrence Berkeley National Laboratory made a big leap in their research into all things small. Within the past few months, scientists there began using what they say is the world’s most ...

A team of researchers in Germany and Australia recently used a new microscopy technique to image nano-scale biological structures at a previously unmanageable resolution, without destroying the living ...