CRYSTAL pyramids have been found beneath the Bermuda Triangle and could be responsible for ships and planes disappearing, it has been claimed. Giant pyramids “three times the size of the Great Pyramid ...

\(\text{volume of a pyramid} = \frac{1}{3} \times \text{area of base} \times \text{perpendicular height}\) The area of the base is \(5 \times 5 = 25~cm^2\). The area of each triangular face is \((5 ...

A HIDDEN city has been found underneath the pyramids in a new bombshell discovery, scientists have claimed. Researchers from Italy and Scotland made the "groundbreaking" find using radar that they say ...