4,000-Year-Old Ancient Fortification Unearthed in Northwest Arabia

Surprisingly vibrant color of 12-million-year-old snail shells

New Clues to the First Life on Earth – Researchers Uncover 3.42 Billion-Year-Old Microbial Mysteries

A 13-year-old found a 5-million-year-old fossil, and now there's a new species of walrus named in his honor