If you look closely, you can see a twinkle in her eye. The Library of Congress image, taken in Detroit in 1957, shows the late civil rights leader Rosa Parks engaged in the holistic practice of yoga, ...
Interesting Engineering on MSN21h
GPS 100 times more accurate: Optical atomic clock could bring centimeter precisionA microcomb chip to shrink optical atomic clocks . Traditional optical atomic clocks are not only big but complex, requiring ...
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