Egypt, third millennium b.c. The Great Pyramid of Giza is both the oldest of the Seven Wonders and the only one still standing. Built by the pharaoh Khufu (reigned ca. 2551–2528 b.c.) to serve as his ...

A tetrahedron is the simplest Platonic solid. Mathematicians have now made one that’s stable only on one side, confirming a decades-old conjecture. In 360 BCE, Plato envisioned the cosmos as an ...

Is this the real-life Atlantis? A 90-foot “pyramid” submerged just off the coast of Japan is turning heads — and could shake up everything we thought we knew about ancient civilizations. Sitting 82 ...

A research team’s astonishing claims that they discovered massive underground structures extending hundreds of feet deep beneath Egypt’s Khafre Pyramid sound like science fiction to experts. Scottish ...

Dr. Zahi Hawass, a prominent Egyptologist and former government official has dismissed a study from a group of researchers from the Kahfre Project which claimed there was an underground city beneath ...

Roadwork uncovered a large pyramid-shaped structure dated to pre-Hispanic times in Mexico, the country's National Institute of Anthropology and History (INAH) announced. The structure, described as a ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. An unexpected pause in construction has delayed the addition of a ...

When video of a dog at the top of an Egyptian pyramid in Giza went viral last week, tens of millions of social media users were simultaneously delighted and baffled. How did the dog get up there, and ...

Video of a dog venturing to the top of one of Egypt's Great Pyramids has gone mega-viral. The dog ventured up to the 448-foot tall Pyramid of Khafre is one of the three Ancient Egyptian Pyramids of ...

The last surviving wonder of the ancient world, the Great Pyramid of Giza has mystified archeologists for decades. But archeological evidence gives clues as to how ancient Egyptians were able to ...