scienceworld.ca

grv18 TIL the first balloons were made out of animal bladders and “balloon animals” were made out of animal intestines
YpKMd TIL that Band-aids when opened in dark create a blue light glow due to a phenomena called Triboluminescence
OoBl6 TIL squids have a brain shaped like a donut and their esophagus runs through it. If the squid eats something too big, it can result in severe brain damage.