› added 3 months ago

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TIL that the human body glows in visible light, but the glow is 1,000 times weaker than the human eye can detect. Scientists captured this faint bioluminescence using ultra-sensitive cameras and found that the glow fluctuates throughout the day, peaking in the late afternoon and lowest at night.

Read more theguardian.com

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Xedj TIL American pianist Keith Jarrett supplies cough drops to audience members to keep them quiet during performances
p8D5Z TIL the hottest temperature ever recorded on earth was 56.7°C in Death Valley, CA, in 1913
Y7V9x TIL that Mbaye Diagne was a UN peacekeeper who disobeyed his orders to stand down during the Rwandan Genocide in 1994. Acting entirely on his own initiative, he embarked on rescue missions. Diagne is credited with singlehandedly saving the lives of as many as 1000 Tutsis and moderate Hutus.
GKoE TIL Almost all is actually a mathematically defined term
aQ5o TIL that The Nutrition Facts for Tic Tac mints say they contain 0 grams of sugar per serving. The number one ingredient in Tic Tacs is sugar. But the amount of sugar per serving (1 mint) is less than 0.5 grams. This qualifies as sugar-free.