The ancient Greek roots of the cross symbol, its significance in cosmology, religion, and philosophy, long before ...

From stunning ancient petroglyphs carved by early civilizations ... waves on voyage to Antarctica Watch chilling 1st views of Earth's poles seen by SpaceX Fram2 astronauts (video) Big Changes ...

Carvings on a 12,000-year-old monument in Turkey appear to mark solar days and years, making it possibly the oldest solar ...