Researchers using NASA's Transiting Exoplanet Survey Satellite (TESS) have discovered that an ancient star undergoes eclipses, which may have guided the ancient Egyptians when they were building the ...

Sometimes the simplest explanation is the best one. That’s what an archaeologist is proposing for Egypt's great pyramids, suggesting the Earth’s position around the Sun was enough to give these ...

The Great Pyramid of Giza is one of the most precisely aligned structures in the ancient world. Its sides point almost perfectly toward the cardinal directions. How did ancient Egyptian builders ...

For a structure that was built more than 4,000 years ago, long before the advent of blueprints and computers, the Great Pyramid of Giza is remarkably well aligned. Experts have long puzzled over how ...