More than 4,500 years after it was built, the Great Pyramid of Giza is still surprising scientists. In a discovery announced ...

Cosmic rays, born from distant exploding stars, produce muons that shower Earth and penetrate stone like ghosts. These ...

Torrential rainfall following a long period of drought caused part of a 1,100-year-old pyramid to collapse in Mexico over the summer, and members of one tribe see it as a warning. As ScienceAlert ...

More than 3,000 years ago, a series of stone pyramids were constructed in the heart of Mexico. Now, thanks to recent archaeological excavations, researchers have revealed they were used by indigenous ...

Archaeologists recently discovered a stone age structure they believe to be older than Stonehenge and the Egyptian pyramids found in Giza. The archaeologists believe the structure, which they say is a ...

Mexico is filled with ancient wonders, including pyramids. These structures aren't just impressive piles of stone—they're ...

Many pyramids were known to have capstones at their peak, also known as pyramidions, which were made of limestone, sandstone, basalt or granite. Some may have been covered with plates of copper, gold ...

Recent excavations at a pyramid in Mexico confirm it once served as a ceremonial center, officials said. Photo from INAH More than 3,000 years ago, a series of stone pyramids were constructed in the ...