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TIL the “guilty” face that dogs make aren’t really that of guilt, rather they are facial expressions of anticipating punishment. It is believed dogs don’t have enough self awareness, therefore, cannot feel guilty of something.

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yQDKv TIL that 90% of people (trichromats) see about 1 million colors, but the others, (tetrachromats) have a genetic mutation and therefore see an incredible 100 million colors. This happens more in women, with nearly 12% of women having this fourth color perception channel.
R7GLa TIL that when the PS2 was being launched, it received special import regulations because of its GPU's capability to generate high quality images at high speeds, a shared trait with missile guidance systems.
X0rbP TIL that the original tight-fitting parachute pants (not to be confused with Hammer pants) were characterized by the use of ripstop nylon, were mostly worn by teenage boys, and became a 1980s fad due to the increased popularity of breakdancing.
dD7Dr TIL Bill Dana, comedian and script writer, most well known for his character Jose Jimenez, had a brother who was an accomplished musician, arranger, and who wrote the theme song to Get Smart. Dana had earlier worked with comedian Don Adams, and wrote what would become his character in Get Smart.
GYKj5 TIL that Randy Johnson, an MLB pitcher known for accidentally hitting and killing a bird with one of his pitches on 3/24/2001, has a dead bird as the logo of his photography company.