› added 1 year ago

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TIL that a rocket engine startup company's plan for using mercury propellant to launch satellites ended up getting the UN global ban

Read more spectrum.ieee.org

via reddit.com

pgn4 TIL that oral birth control extends the half life of caffeine, meaning that women on bc may have caffeine in their systems for 4 hours longer than typical. This may lead to anxiety, headaches, and increased heart rate.
P1a9O TIL The volcano Mauna Loa makes up 51% of the landmass of Hawai'i (the Big Island)
grKGX TIL When Tsarevich Nicholas(later Nicholas II) visited Japan in 1891, an attermpt on his life was made by a man wielding a katana. His cousin, Prince George of Greece, saved his life by parrying the sword with his cane
nW6KG TIL that Ferdinand Magellan, famed Portuguese explorer credited with planning and leading the first expedition to circumnavigate the earth, died halfway through in the Philippines.
ADGZl TIL the CDC has recommended later start times for schools because 66% of teens have chronic sleep deprivation.