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Once the greatest center of knowledge in the ancient world, the Library of Alexandria held hundreds of thousands of scrolls. What really happened to it?
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Scientists explore the unique conditions that make life possible on our planet.
The effects on your body, the challenges, and the surprising truth.
How can a fish survive without hemoglobin?
Beyond the legend of 300 lies a society built on discipline and strategy.
Theories, evidence, and modern technology help solve ancient mysteries.
Hidden in the Andes, this ancient city continues to fascinate the world.
A hidden tunnel beneath Teotihuacan's greatest monument reveals an ancient mystery.
From cuneiform to the printing press — how writing shaped our world.
Unearthed in Turkey, this massive stone sanctuary predates Stonehenge by 6,000 years.
Disappearances, strange events, and what science has to say.
How did an isolated society move stone statues weighing up to 80 tons?
A powerful 72-second radio transmission was picked up in 1977. Science still has no answer.
How gene editing could change medicine, food, and our future.
Scientists fused human brain cells with microchips to process data and play video games.
Scientists are encoding movies and books into synthetic DNA. Here is why the internet could fit in a shoebox.
Discover the microscopic water bears that can survive boiling water and outer space.
A microscopic parasite turns ants into remote-controlled vehicles. Here is how.
Explore ten unbelievable yet scientifically verified traits of the animal kingdom.
