Neuroscientists have developed innovative objectives for light microscopy by using mirrors to produce images. Their design finds correspondence in mirror telescopes used in astronomy on the one hand ...

Over on YouTube [Applied Science] shows us how to make an f/0.38 camera lens using an oil immersion microscope objective. The f-number of a lens indicates how well it will perform in low-light. To ...

Cells come unhitched from each other in this image of a pistachio hull where it has split. Look at about three o’clock in this photo where it’s violet; the cells look like they're all squished ...

Classic design: the Schmidt objective produces detailed images of neurons in a mouse brain. (Courtesy: Anna Maria Reuss (USZ) & Fabian Voigt (UZH)) Researchers in Switzerland have built what they ...

Some species of mussels can see. Scallops, for example, have up to 200 eyes that help them detect predators such as an approaching starfish. However, the eyes of scallops differ significantly from the ...