If you dissolve sugar in hot water and then cool it down, you'll see pure sugar crystals form while impurities stay in the ...

You might have seen sped-up videos of how some crystals form. Maybe you did the famous experiment of putting a metal ring in ...

Two novel techniques, atomic-resolution real-time video and conical carbon nanotube confinement, allow researchers to view never-before-seen details about crystal formation. The observations confirm ...

An animated movie shows an ordered structure dissolving little by little into a disordered mess after a light pulse: Swedish researchers have used a computer to simulate ice melting after it is heated ...