› added 10 years ago

112

TIL Caterpillar, the company renowned for its heavy earth-moving equipment, built a version of Jenga using 600lb blocks.

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KYgd4 TIL that the observable universe is a spherical region of space that contains all matter that can be observed from Earth at the present time, and that its radius is about 46.5 billion light-years
v1YWB TIL The famous Swedish Ice Hotel is now required to include fire alarms, despite being made entirely out of frozen water.
0dJOj TIL there is a 4th Jonas brother and he is studying astrophysics at Columbia University
xaBD TIL a Massachusetts court ruled that a sandwich must contain two slices of bread, thus legally barring tacos, burritos, and quesadillas from being called “sandwiches.”
oRpnR TIL that over 60% of global iron reserves and most of the iron ore currently mined were created by precambrian bacteria. These cyanobacteria caused the Great Oxygenation Event, where free oxygen became much more common on Earth. Some of this oxygen combined with iron to form banded iron formations.