Add Yahoo as a preferred source to see more of our stories on Google. Since ancient times, people have experimented with light, cherishing shiny metals like gold and cutting gemstones to brighten ...

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 have ample evidence to prove the Earth is a sphere. But some social media users claim to have devised an experiment showing the earth is flat. The post shows a green laser beam projected ...