The image tweeted by Trump was at about 10-centimeter resolution. It was likely a picture taken by the US224 satellite. This was one of the upgraded keyhole satellites that have the same mirror as the ...

Physicists at The City College of New York have developed a technique with the potential to enhance optical data storage capacity in diamonds. This is possible by multiplexing the storage in the ...

Researchers from the University of Science and Technology of China (USTC) have unveiled a planar optical device that significantly enhances the capabilities of dark-field microscopy, achieving ...