8,500-year-old stone houses are the oldest known structures in the UAE

1,000 year-old Native American carvings of mysterious giant humanoids discovered on the ceiling of an Alabama cave

High-Speed X-Ray Lasers Reveal the Secret Crystal Structures of Small Molecules

Friendship ornaments from the Stone Age – "Skillfully manufactured slate ring ornaments were fragmented on purpose, using pieces of rings as tokens. The fragments have most likely served as symbols of the social relations of Stone Age hunter-gatherers."