Oldest living microbes found in 2-billion-year-old rock
The organisms are 1.9 billion years older than the previously known record holders. The post Oldest living microbes found in 2-billion-year-old rock appeared first on Popular Science…
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Egypt’s oldest pyramid may have been built using a hydraulic lift
The honor of Egypt’s oldest necropolis belongs to Pharaoh Djoser, a ruler who ushered in the Old Kingdom’s Third Dynasty during the 27th century BCE. Constructed around 2,680 BCE in Saqqara, northwest of the ruins of Memphis, the six-tier, four-sided Step Pyramid of Djoser stood amid a large courtyard filled with decorative ceremonial structures…
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World’s oldest known decimal point discovered in merchant’s notes from 1440s Italy
Decimal points are at least 150 years older than historians thought, according to newly unearthed notes from Venetian merchant Giovanni Bianchini, who practiced astrology in the 1440s…
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