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.
K. Kalantar-zadeh/Nature Nanotechnology 2018
BIG REVEAL To the naked eye, the woman in the damaged daguerreotype (left) looks ghostly. A synchrotron helped researchers restore her portrait (right).
Left: National Gallery of Canada; Right: M.S. Kozachuk et al/Scientific Reports 2018
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.