When we look at biological cells under a microscope, they're usually not very colorful. Normally, to visualize them we have to artificially add color—typically by staining. By doing so, we can see ...

Approximately 145 million: That's the number of specimens—including plants, animals, minerals, and human artifacts—curators estimate are held in the Smithsonian National Museum of Natural History.

1) Microscope slides and coverglass are used in many parts of the lab while knowledge of how these items are made and the technical properties they have is limited. 2) By not understanding the ...

Red dye fills the tiny blood vessels of this tongue tissue. The large, roundish structure in the center of image is a projection on the surface of the tongue known as a fungiform papilla. These ...

When we look at biological cells under a microscope, they’re usually not very colourful. Normally, to visualise them we have to artificially add colour — typically by staining. By doing so, we can see ...

Victorians were also fascinated by Egyptian mummies. They were collected avidly and even unwrapped at events. Not surprisingly, mummies also found their way under the microscope. These slides contain, ...