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 ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

See how a simple drop of water can transform into a functional microscope, revealing tiny details invisible to the naked eye. Ricky Hatton sent this message to bullied schoolboy just days before he ...