› added 3 years ago

129

TIL that before trees (~400 million years ago) the Earth's landscape was dotted with 24ft tall, 3ft wide mushroom spires called Prototaxites

Read more smithsonianmag.com

via reddit.com

neDLo TIL that even though actor Fred Gwynne considered Herman Munster one of his favorite roles, the costume (including 40 lbs of foam padding and boots with inflexible soles) caused him severe back pain and made him lose 10 lbs in one month via perspiration.
W7y5o TIL: Spartans magistrates would declare war on their slaves every year so they were free to harm or kill them
kOjVm TIL that the energy used to produce a single metal straw is equivalent to 90 plastic straws and the carbon emitted is equivalent to about 150. You'd have to use your metal straw 150 times to break even before it actually becomes beneficial to the environment.
LkRJ0 TIL George Lucas originally wanted to cast renowned Japanese actor Toshiro Mifune as Obi-Wan Kenobi in the first Star Wars movie, A New Hope
PYJdg TIL the “RCS” Radar Cross Section (the value which indicates how easily something can be picked up on radar) of an Advanced Tactical Fighter is less than an that of an insect!