In the opening scene of the 1941 mystery Citizen Kane, the eponymous protagonist, played by Orson Welles, clenches a snow globe in his hand as he utters his last word: “rosebud.” The glass-encased ...

A world-famous light experiment from 1801 has now been carried out with sound for the first time. Research by physicists in ...

When I was a teenager, I was—shockingly, I know—deeply nerdy. At a science-fiction convention, I bought a button that read, “186,282 miles/second: Not just a good idea, it’s the law.” It was poking ...

A pulse of light sets the tempo in the material. Atoms in a crystalline sheet just a few atoms thick begin to move—not ...

Daniel Urban teaches ciLiving host, Jaclyn Friedlander how bees can see polarized light Did you know bees can see something humans can't? In this experiment, we explore how bees detect polarized light ...

In this video I see how fast we can get a radiometer to spin by shining the world's brightest flashlight on it. Then I talk ...