A study reports blood-derived molecules in mineralized structures interpreted as red blood cells inside 115-million-year-old dinosaur bones. Chemical extraction, Raman spectroscopy and electron ...

The romance of lenses developed to see far away discovering an unknown world inside the human body—From telescope to microscope. A history of science and technology that solved the mystery of blood ...

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Electron microscopy (EM) has become an indispensable tool for investigating the nanoscale structure of a large range of materials, across physical and life sciences. It is vital for characterisation ...

A laser (purple) is powerfully amplified by highly polished mirrors and focused on the electron beam (blue) to shift its phase and increase the cryo-EM microscope’s contrast, allowing biologists to ...

Using a tiny, spherical glass lens sandwiched between two brass plates, the seventeenth century Dutch microscopist Antonie van Leeuwenhoek was the first to officially describe red blood cells and ...

Every schoolkid has peered into a microscope and been awed by the hidden world of skin cells and squiggly bacteria. But microscopes are also critical tools for investigating the causes of disease and ...

Electron microscopes are used wherever particularly small details need to be imaged. But from a strictly physical point of view, every electron in a conventional electron microscope represents a ...

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