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 ...

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 ...

Until mankind learns how to economically generate hydrogen for fuel cells, natural gas will be the premium fuel for this century for two reasons. First, gas burns cleanly, causes few pollution ...