Scientists have created a new class of laser beam that appears to violate long-held laws of light physics. These new beams, which the team calls “spacetime wave packets,” follow different rules of ...

When light passes through materials, it typically changes direction and bends in predictable ways. This change in direction, ...

A team of scientists led by Academician Professor Xiang Zhang, President and Vice-Chancellor of The University of Hong Kong (HKU) and Chair of Engineering and Physics, has made a major breakthrough by ...

Former Surrey, B.C., employee charged with fraud in a $2.5M loss for city: police Meteorological winter is almost upon us - here's what Canadians can expect Dick Van Dyke, 99, names the two things to ...

For the first time, scientists have demonstrated that negative refraction can be achieved using atomic arrays - without the need for artificially manufactured metamaterials. Scientists have long ...

Scientists at the University of Hong Kong (HKU) have demonstrated negative light refraction with a natural magnetic material. The work published in Nature Nanotechnology, titled “Excitonic negative ...