A:It all has to do with the fact that light travels more slowly in water than it does in air, and that causes the light to bend when it goes from water to air, or vice versa. How the light bends ...

SAN ANTONIO – Hello parents, teachers and students! Are you looking for something fun to do at home that has a little bit of science behind it? Well, check out this demonstration that shows what ...

Vivienne is an artist living in north-west Cumbria specialising in pencil drawings; fascinated by the effect of light and energy in images. After almost 30 years full-time working, gaining a Masters ...

To an untrained eye these pictures would look nothing more than standard photographs. But they are in fact hand drawn. These are the works of 47-year-old hyperrealist artist Paul Cadden, who -- often ...