A shadow is a dark shape made when light is stopped or blocked by an object or a person. Some objects are opaque such as stone, metal and wood. This means light doesn't travel through them.

In a statement about the study, Dr. Raphael Abrahao, commented: “Laser light casting a shadow was previously thought ...

Subscribe now!) When some object stands in the path of light, the object casts a shadow behind it. It’s the place the light can’t reach because of the object. The question is if some light can ...

When some object stands in the path of light, the object casts a shadow behind it. It’s the place the light can’t reach because of the object. The question is if some light can block some ...