mysterious structure

An attacker from space crashed into the Sahara 345 million years ago, completely destroying an area the size of a city.

NASA astronomers recently discovered a cross-shaped structure that resembles a crucifix located at the center of the galaxy.

A study from Japan has provided an explanation for one of the most mysterious and spooky structures ever discovered: a pair of giant Fermi bubbles blowing out from the center of

What NASA's New Horizons spacecraft encountered may hint at a hidden structure in the coldest, darkest reaches of the Solar System.

The Great Lakes Environmental Laboratory (GLERL) of the National Oceanic and Atmospheric Administration (NOAA) has confirmed the existence of about 40 mysterious circular

Unusual seismic data in the Pacific Ocean has revealed a mysterious giant structure that burrowed into the Earth since the time of the dinosaurs.

A structure resembling a bowling alley appeared in the ground-penetrating radar image when surveying the Fountais Monastery in Yorshire (England) that stunned scientists.

The mysterious structure discovered in southeastern Peru in June was answered. The researchers said it was an spider's egg.