Cold atoms are atoms that have been cooled to very ... to some of the faintest electromagnetic signals and fundamental particles, as well as ideal timekeeping, navigation devices and quantum ...

The molecular structure of plastic ice VII has surprised scientists ... a method that tracks the movement of tiny particles like hydrogen atoms. This confirmed a 17-year-old prediction that ...

There is little difference between the density of a liquid and its corresponding solid (eg water and ice ... atoms are more closely packed. Scientists can measure how tightly packed the particles ...

One of the key elements in solving this mystery is the presence of ice in interstellar ... of the galaxy, atoms and molecules adhere to the surfaces of submicron-sized solid particles (dust ...