› added 5 years ago

174

TIL the division sign symbol is called obelus. I guess there's a name for everything...

Read more mathworld.wolfram.com

via reddit.com

9vb6 TIL Researchers in Tokyo have developed a mirror that tweaks the viewer’s reflection in real-time to make it look like they’re smiling. The projected application for this tech is for use in shopping mall bathrooms, in hopes that happier shoppers will buy more.
6X6J TIL that the aliens from the movie franchise Alien were based off of deep sea creatures found in Earth’s oceans.
E907 TIL That in the 1920s a russian surgeon would implant thin slices of monkey testicles into the scrotum of human patients in an attempt to improve their sex drive.
XEB1Q TIL Minni Wooden Coffins were found in Edinburgh in the 1800s and their meaning hasn't been yet confirmed
PNLV TIL that Cleopatra was born of a LOT of incest: there were 3 brother-sister marriages and 3 uncle-niece marriages within 4 (patrilineal) generations, such that her family tree collapses to a single couple.