Enlarge / A small cnidarian called a hydra (green) has attached itself to the cocoon of a caddisfly. Microscopy is essential to many areas of science. We use it to look at everything from the small devices we fabricate to
Enlarge / A small cnidarian called a hydra (green) has attached itself to the cocoon of a caddisfly. Microscopy is essential to many areas of science. We use it to look at everything from the small devices we fabricate to