Jennifer Meanwell carefully placed a pottery sherd - or broken fragment of ceramic - under the circular, diamond-coated blade ...

安曼（Amman）是约旦的首都，位于约旦河谷的中心地带，拥有悠久的历史和多样的文化背景。作为约旦最大的城市，安曼在历史上曾是多个古代文明的重要城市，包括腓尼基人、希腊人、罗马人和拜占庭人。今天的安曼是一个充满活力的现代城市，融合了古老遗迹和当代生活方式。这里的古代剧场、清真寺和历史遗址为游客提供了丰富的历史背景，同时现代化的市场、餐馆和咖啡馆展示了城市的现代风貌。

discovered this pattern on a 14th century madrassa.在一所14世纪的伊斯兰学校中 现了这个图案。 And after some analysis, concluded that this was, in fact, Penrose tiling 500 years before ...

Meet the American who shared sensational accounts of UFO encounters. John Winthrop was the leader of the Massachusetts Bay ...

In prehistoric times, not much needed to be measured. You ate what you found, and lived where you could. The […] ...

The event was the annual equinox sunrise ceremony at Cahokia Mounds National Historic site’s “Woodhenge,” a massive sundial ...

This weekend, with drums and rain sticks and extra-long Indigenous flutes, the Baltimore Symphony Orchestra is preparing to stir the great American melting pot. “Visions of Cahokia,” a 14-minute ...

Now, most observers have little doubt that the end is just a matter of timing and circumstance. Ten years ago, I predicted ...

The latest Nintendo Download update for North America has arrived (actually it came in late yesterday but we've been busy ...

With more than 1,800 works from five continents, and new scholarship, refreshed galleries present the arts of Africa, the ...

The United States has returned to Iran more than 1,000 clay tablets dating from the Achaemenid-era, official media said, ...