Nick Upton / Veterinarian Alexandra Tomlinson preparing Pine Marten (Martes martes) blood samples on microscope slides from animals trapped in Scottish woodland during a reintroduction project to Wales run by the...

Nick Upton / Veterinarian Alexandra Tomlinson prepares Pine marten (Martes martes) blood samples on microscope slides from animals trapped in Scottish woodland during a reintroduction project to Wales run by the V...

Alex Hyde / Trachea and tracheoles of a Silkworm (Bombycidae) caterpillar, imaged from an antique microscope slide.

Alex Hyde / Salicine (Molecular Formula C17H20N2O) an antique microscope slide, photographed under cross polarised light. In ancient times, salicine-containing plants such as willow (Salix sp.) were used for pain...

Alex Hyde / Barium Platinocyanide (Molecular Formula Ba[Pt(CN)4]) photographed under cross polarised light on an antique microscope slide. This chemical compound, known for its fluorescent properties, was histori...

Alex Hyde / Focus stacked, inverted image of Diatoms on a microscope slide. Diatoms are single-celled algae which produce approximately 25% of the oxygen we breathe as well as being responsible for approximately...