Ancient Egyptian bronze mirror, Egypt, 800-100 BCE (Photo: Wikimedia/Wellcome Images)

When Were Mirrors Invented?

Polished obsidian, bronze, and copper were used as mirrors for thousands of years until Justus von Liebig invented the modern mirror in 1835.

The eruption seen from Þórolfsfell on the 10th of May, 2010. (Photo: Wikimedia/David Karnå)

536 AD: The Worst Year Ever

In 536 AD a volcanic eruption coated the Northern hemisphere with ash and produced a fog that plunged Europe into darkness.

Mount Everest taken at an elevation of 5,300 meter from Gokyo Ri, Khumbu, Nepal. (Photo: Wikimedia/Rdevany)

George Everest: The Man-Mountain

George Everest was a British surveyor and geographer, he is most famous for having the highest mountain in the world, Mount Everest, named after him, despite the fact he never really had anything to do with the discovery.

For thousands of years, Europeans had no clue about where birds went during Winter. Until 1822, when a German hunter shot a stork and discovered an 80cm long African spear protruding from its neck. This provided the first evidence of bird migration to Africa.

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