› added 6 years ago

116

TIL that while yellow is a primary color for paint it is not a primary color for light. This is why we have RGB lights and not RYB.

Read more stackoverflow.com

via reddit.com

nAwY TIL: Between 1975 and 2008, the number of products in the average supermarket swelled from an average of 8,948 to almost 47,000
P1Y9V TIL modern mathematical notation for fractions that seperates the numerators and denominators with bars were invented by the 12th century Moroccan mathematican Abu bakr Al hassar
EgejW TIL 6 years after Martha Stewart started her own catering company in 1976, a publisher (impressed with her chef skills) got her to write a cookbook which launched her career. By 1999, she consolidated her "media empire" & took it public which made her the first female self-made billionaire in the US
VW04 TIL a NYC hotel kicked out Duck Dynasty star Jase Robertson after confusing him for a homeless man.
OG8Xa TIL the European Space Agency has a recipe book of 70 alcohol-free, space-themed drinks.