10 Interesting Facts About Blue Whale You Probably Did Not Know
Discover 10 lesser-known facts about the blue whale, the largest animal on Earth. Learn about its diet, communication, ...
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Ancient Babylonians did math in base 60 instead of base 10. That’s why we have 60 seconds in a minute and 360 degrees in a circle. 2,520 is the smallest number that can be exactly divided by all the ...