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 ...

Is this viral video of 7 suns real? While it’s exciting to think that perhaps this phenomenal sight was the workings of some greater power, experts have debunked such a hypothesis. This exciting ...

Any reference will tell you the Novaya Zemlya effect is a polar mirage — and it is. But Novaya Zemlya-like effects are not limited to the Arctic. The Novaya Zemlya effect is an atmospheric refraction ...

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