› added 11 years ago

73

TIL Bumblebees fly by generating a Dynamic Stall which generates several times the lift of its wing as an aerofoil.

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JX7Q TIL that in 2013 a Swedish man broke out of prison one day before his release in order to see a dentist
Rbll TIL falling while water skiing or on a slide can cause a flood of water to enter the anus or vagina in an injury called “water ski douche”
MeOd0 TIL The Greek Navy maintains a fully operational replica of an ancient Trireme, the HS Olympias
OoWEY TIL in the 1980s Japan introduced forest bathing (being around trees) as part of its national health program. Known as shinrin-yoku, Japan has official forests based upon their unique physiological and psychological effects. The essential oils of trees (phytoncides) reduce stress and boost immunity.
ep7bE TIL the U.S. Department of Defense spent $41.6 million on Viagra and $84.24 million total on drugs for erectile dysfunction in 2014. Less than 10% of prescriptions were for troops, the rest went to retirees or family members covered by military health plans.