A new dual-light microscope lets researchers observe micro- and nanoscale activity inside living cells without using dyes. The system captures both detailed structures and tiny moving particles at ...
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 ...
AN interesting paper on this subject by R. Potter appeared in the year 18411. He “chiefly worked with an eye-lens, or else for micrometer measures with a compound microscope” and his conclusions ...
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