But "this is just a mountain that looks like a pyramid," Eric Rignot, a professor of Earth system science at the University of California, Irvine and senior research scientist at NASA's Jet ...

A new discovery in Egypt's Great Pyramid of Giza suggests the structure was not just a pharaoh's final resting place, but also a giant power plant. Scientists blasted the 4,600-year-old structure ...

So what's so great about the Great Pyramid? Lots of stuff, like its amazing shape and dimensions. Click on the pyramid to find out more. Build a scale model of the Great Pyramid and compare it to ...

"One of the most striking features of the puppets is their dramatic facial expressions," said archaeologist Jan Szymański.