24/02/2020

Mirrored chip could enable handheld dark-field microscopes

Do a Google search for dark-field images, and you'll discover a beautifully detailed world of microscopic organisms set in bright contrast to their midnight-black backdrops. Dark-field microscopy can reveal intricate details ...

Pioneering black NASA mathematician Katherine Johnson dies

Katherine Johnson, a mathematician who calculated rocket trajectories and earth orbits for NASA's early space missions and was later portrayed in the 2016 hit film "Hidden Figures," about pioneering black female aerospace ...

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