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Matter & Energy

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electronic spray illustration

UP IN THE AIR Researchers have created tiny chemical sensors that someday could be distributed in a spray to monitor air pollution, or even a person’s health.

before and after daguerreotypes

BIG REVEAL To the naked eye, the woman in the damaged daguerreotype (left) looks ghostly. A synchrotron helped researchers restore her portrait (right).

human-made diamond

GLITZY HARDWARE  A new kind of human-made diamond (the clear material across the middle of this optical microscope image, measuring about 4 by 10 millimeters) laced with silicon and boron could be used to build better quantum memory devices.

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