› added 9 years ago

376

TIL that infants are grouchy around 6-9months because their hormones spike to pubertal levels and is referred to as “mini puberty”. Hormones then drop back to normal until the age pre-teens go through ‘real’ puberty.

Read more ncbi.nlm.nih.gov

via reddit.com

JYDRQ TIL: The Saturn V was black and white because the pattern would make it obvious if the rocket rolled in flight.
WkOAd TiL When F4 Phantom pilots were carrying a nuclear payload, they were issued an eye patch. Before they flew into the target area, they would put the eye patch on, just in case they accidentally blinded themselves with one of their own nukes, they'd still have one good eye. Link is a pilot interview
mxdvP TIL That August 1st is International Childfree Day. And was originally created in 1973 to celebrate people who voluntarily choose not to have children.
0d4Oj TIL of the existence of the English speech contraction “there’re”.
PYAZE TIL that copra (dried coconut meat) is capable of spontaneous combustion and is thus forbidden from being transported by air unless express permission is given by a relevant authority.