When a wave or light ray moves from one medium to another its speed changes. The direction of the ray may also change. This property of waves is called refraction and commonly occurs with light rays.

Science presenter Jon Chase explains the refraction of light. He demonstrates how refraction can make the handle of a glass jug seemingly disappear.

The topic today is more about a weather type of dog that doesn't look like a dog at all... Sun dogs. You may have noticed ...

Certain weather conditions are creating light pillars and sun dogs. This only happens when temperatures fall below 14 degrees ...

Are the lights looking sparklier than usual? Don't worry, your eyes are working fine and you are actually experiencing a ...

Last weekend's snow event didn't amount to much, but we are now dealing with the cold in its wake. The cold makes for some interesting sky viewing.

A lunar phenomenon has been spotted in the skies above Dorset. A large ring, also known as a lunar halo, could be seen around the moon across the county on Friday night A halo around the moon appears ...