In a major breakthrough, scientists have observed a strange and previously theoretical form of light — known as negative light. This marks the first time in human history that such a phenomenon has ...

Scientists have demonstrated that negative refraction can be achieved using atomic arrays -- without the need for artificially manufactured metamaterials. Scientists have long sought to control light ...

There is no technological way to measure positive and negative energy, but everyone knows what they feel like. Energy can be internal or external. It can come from the people and circumstances you ...