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Links 1 through 10 of 548 Markus Jaaskelainen's Bookmarks

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Just a couple of decades ago, the people of ancient civilizations were viewed as simple, primitive people. However, numerous discoveries since then have revealed a number of surprising facts about ancient cultures, namely that many of them possessed advanced knowledge of metallurgy, mathematics, chemistry, astronomy, and more. With this knowledge they forged steel stronger than anything else seen until the Industrial Revolution, created a recipe for concrete so durable that their buildings would endure for millennia longer than the constructions of today, cut stones and assembled walls so precisely that attempts at modern-day replications have failed. Scientists are still scratching their heads over some of the amazing accomplishments of ancient civilizations. Here we feature ten of them.

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Amateurs distilling essential oils.

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