Visitors from around the world gathered at one of Mexico’s most iconic ancient sites to welcome the spring equinox.

Dozens of Mexicans dressed in white arrived at the towering Pyramid of the Sun in Teotihuacan Saturday to celebrate the Spring Equinox.

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

The so-called Candor Tetrahedron. (NASA/JPL-Caltech/UArizona) It would be tempting to assume there's nothing much of note happening on Mars, but that dusty rusty planet has a lot of interesting stuff ...

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

A Catalan scientist claims the pyramids could be 12,000 years old. Here’s what the study says and why experts remain ...

The ancient world was replete with a myriad of fascinating civilizations, many of which are no longer remembered.

The pyramids of Egypt are among the most famous structures in the world—but what was their true purpose? Were they simply tombs, or did they serve a deeper religious and cultural role? In this video, ...

NASA photos appear to show a pyramid-like structure the same size as Giza on Mars, prompting speculation about whether an ...

A new study conducted by an Italian engineer has argued that the Pyramids of Giza could actually be thousands of years older than we first thought ...

Scientists have long thought there are a series of pyramid-like structures on Mars, with recent images showing one that could ...

From Mount Kailash to the Egyptian pyramids, these are some of the most sacred places in the world.