Beth Harris, long-time science educator who has shared lots of easy experiments here, offers a new one! This is all about light and liquids. Last year, Harris launched the fort kits, handmade bags ...

The famous double-slit experiment, which demonstrated that light is both a wave and a particle, has been performed using “slits in time”. The techniques involved present a new way to manipulate light ...

Imperial physicists have recreated the famous double-slit experiment, which showed light behaving as particles and a wave, in time rather than space. The experiment relies on materials that can change ...