› added 7 years ago

89

TIL of Emergence, the phenomenon of complex systems, like ant colonies and cells, coming from simpler pieces.

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DQOJv TIL People sometimes resort to amputating limbs to prevent the spread of infection. Woodworm ants, specifically C. floridanus, have also been observed to do this. They will gnaw off an injured leg of a fellow ant in order to save the other ant's life.
R5gx9 TIL that the origin of the English word ‘cat’ is coming from the Late Latin word cattus, cata, catta. “Cattus” was first used at the beginning of the 6th century and is derived from an Egyptian precursor of Coptic šau, “tomcat”.
jmRN TIL that in 2016, the iconic Vietnamese “Napalm Girl” received over 50 laser treatments on her “4th degree” burns that greatly reduced her pain and softened her skin after 45 years of suffering. The treatment was provided free-of-charge.
b9PYj TIL...It costs approximately $7.5 million in funding per astronaut per day to be aboard the International Space Station
lopPN TIL that the sound you hear with WW2 planes diving was caused by a siren fitted to the German planes to scare ground infantry