› added 7 years ago

131

TIL the current Constitution of Hungary was drafted on an iPad.

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GYw5j TIL The world suffered an invasion of cloned crayfish. Marbled crayfish were first discovered in 1995. Since they can clone themselves, people who bought them as pets ended up dumping their unwanted extra crayfish into rivers. There are now clone colonies all over the world
QNk56 TIL Earthquakes leave heat signatures. Friction from large earthquakes can heat the slip zone over 1000 degree Celsius higher than the surrounding rock leaving behind glass-like pseudotachylytes which can be used to estimate the energy of the event.
9w4bD TIL about Yule logs, which are logs burns on a hearth to celebrate Yule
8exyV TIL that The Great Attractor. In the realm of cosmic mysteries, it is a gravitational anomaly in intergalactic space that reveals the existence of a localized concentration of mass tens of thousands of times greater than that of the Milky Way. It's pulling galaxies towards it, including our own.
1670W TIL the ISS has an amateur radio station aboard that is used by astronauts to make contact with schools while in orbit. Occasionally, during their downtime, they also "call out" to any amateur radio operators on Earth.