Almost everything is made of particles. Particles can be atoms, molecules or ions. Particles behave differently in solids, liquids and gases. The particle model explains the differences between solids ...

Everything around you - and even your body - is made up of the three phases of matter. Let's find out more. The whole world and everything we can see around us is made up of matter. Matter can be ...

Grab a powerful magnifying glass and have a look at what's really going on in motley assortment of substances on a patio. Pick each substance, and magnify it right down to the atomic level so that you ...

The state of matter is a deceptively simple concept. It turns out that any material, no matter what it is made of, can exist in one of three forms: solid, liquid or gas. These are categories of stuff ...

Although the three states of matter are solid, liquid, and gas, not all substances seem to fit perfectly into one of these groups. Take a look at the substance below and see if you can decide whether ...

Water, though familiar, still hides astonishing secrets. When squeezed into nanosized channels, it can enter a bizarre ...

Bloch oscillations are periodic oscillations of quantum particles in a repeating energy "landscape" (e.g., a crystal lattice) ...

Atmospheric aerosols, consisting of suspended small solid and liquid particles, influence both climate and air quality. Sub-micrometre-sized particles efficiently scatter visible radiation and can act ...

Solids, liquids and gases. In a solid like this brick, the particles are regularly arranged touching their neighbours and move only by vibrating. This explains why solids have a fixed shape. In a ...