› added 10 years ago

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TIL If our planet was 50% larger in diameter, we would not be able to venture into space, at least using rockets, due to how the fuel requirements for rockets scale.

Read more nasa.gov

via reddit.com

1KmO TIL on January 22, 1943, the temperature in Spearfish, South Dakota, changed from -4°F to 45°F in just two minutes, setting a world record. This was caused by a Chinook wind, which increased the temperature eventually up to 54°F before dying down, dropping the temperature back to -4°F.
ne8b TIL the 1964 earthquake in Alaska was so big that water sloshed in wells in Africa
gAxy TIL even though abortion is legal and not murder, murdering a pregnant woman is a double homicide.
R5gkj TIL that the US Air Force has never drafted anyone into service and is the only branch to never use conscripts
V458 TIL there are only eight species of bear in the world.