A microscope slide from Charles Darwin's HMS Beagle voyage has sold at auction for three times its estimate - after being found in a cardboard box. The slide, which Darwin used to examine volcanic ...

A microscope slide from Charles Darwin’s HMS Beagle voyage has sold at auction for three times its estimate – after being found in a cardboard box. The slide which Darwin used to examine volcanic rock ...

Ancient Nubians who lived between the 7th and 9th centuries tattooed the cheeks and foreheads of their infants and toddlers. This surprising discovery was made during a systematic survey of more than ...

Electron microscopy uses a beam of electrons to illuminate a sample and achieve much higher spatial resolution than light microscopy. Transmission electron microscopy generates an image of the ...

Confocal microscopy is an optical imaging technique that scans a focused point of light around a sample to reconstruct an image in a point-by-point manner. A pinhole is used in the detection path to ...

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