› added 5 years ago

277

TIL it's been found that spiders, in part, store their memories and cognitive abilities in their webs. Destroying a web partially erases a spider's memory.

Read more quantamagazine.org

via reddit.com

9YGr TIL The amygdala is a part of the brain that controls fear. Remove it and you lose any sense of fear.
mxJjv TIL that Disneyland edited out every cigarette they could find in Walt Disney’s photographs, causing his unusually iconic two finger pointing gesture. Tom Hanks even used it in Saving Mr. Banks as do Disney employees now.
Y5d TIL that acetaminophen (paracetamol) reduces the pain of social rejection
xa4o TIL giraffes graze against the wind because acacia trees react by releasing tannins which taste bad and inhibit digestion. This creates a chemical signal that prompts trees downwind to do the same.
6E158 TIL of Jean-Dominique Bauby, a man who had a stroke at 43 years old and after a 20-day coma, awoke to find that he was almost fully paralyzed; he could only use his left eyelid. He wrote a memoir, by blinking when the correct letter was said by a person reciting the alphabet over and over again.