Scientists have released a video showing the world's first ever 'visible time crystals' that continue to move and change ...

Crystals might look simple, but their growth tells a far more complex and fascinating story. From grains of salt to diamonds, ...

Researchers have developed a new type of bifocal lens that offers a simple way to achieve two foci (or spots) with intensities that can be adjusted by applying external voltage. The lenses, which use ...