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Why Does This Mummy Have So Many Tattoos?
Otzi, a 5,000-year-old mummy, has 61 tattoos arranged in 19 groups across his body.
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Einstein’s thought experiment that transformed physics
The faster you move, the stranger time becomes.
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How Einstein changed the way we understand gravity
In 1912, Albert Einstein had a revolutionary idea.
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When Whales Could Walk (Español)
Fósiles gigantes en el Sahara revelan nuevos secretos sobre la evolución de las ballenas.
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How Harvard Discovered It Has an Original Copy of the Magna Carta
They paid only $27.50 for it from a London bookseller in 1946.