In Korea, fairy tales begin with ‘Back when tigers smoked’ instead of “Once upon a time’.
Back When Tigers Smoked
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Blue Whale Heartbeat
388
You can hear a blue whale’s heartbeat from more than two miles away.
Zheng Yi Sao
504
The most successful pirate was a woman named Zheng Yi Sao. Her fleet was composed of 400 junks and between 40,000 to 60,000 pirates in 1805.
Naps 101
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Naps 101
10-20 min boosts energy and increases alertness.
30 min leaves you lethargic and groggy.
60 min improves recall of details like facts, faces, and names.
90 min improves creativity and helps emotional/procedural memory.