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Add articles to your saved list and come back to them any time. Egypt is experiencing a tourism surge, with almost 16 million tourists visiting last year, making it one of the world’s emerging ...

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After thousands of years of living as a nomadic, hunter-gatherer species, there came a time when humans learned to work the land and domesticate animals in order to stay in one place. This allowed the ...

Cataract surgery is one of the oldest surgical procedures known, first documented in the fifth century BC. [12] In ancient times, cataracts were treated with a technique called couching, which ...

The 75.47-carat Hooker Emerald was worn by Ottoman Sultan Abdul Hamid II, the last sultan of the Ottoman Empire. Photo by Chip Clark, courtesy Smithsonian Institution, National Museum of Natural ...