A prism is a 3D shape which has a constant cross section - both ends of the solid are the same shape and anywhere you cut parallel to these ends will give you the same shape. For example, in the prism ...

It’s not terribly convenient for most of us to grab a flight to Egypt and visit the great pyramids of Giza, but a new project is attempting to bring an in-depth recreation right into your home in ...

Prehistoric cave drawings date back about 40,000 years. Ancient Egyptians used papyrus for paper. Artistic drawing flourished during the European Renaissance starting in the 14 th century. Now, ...