A glass sculpture in the shape of a square based pyramid is to be made. The apex will be directly above the centre of the base. Calculate the surface area of the glass. A cone is the general name ...

Scientists have discovered a "vast underground city" running beneath the famed Egyptian pyramids in Giza. Using radar equipment, they created high-resolution photos of thousands of feet below the surf ...

The existence of vast chambers beneath the earth's surface, comparable in size ... The professor highlighted how the area where the pyramids now stand was "special to ancient people" who lived ...