Water is not colorless. The pure water has a slight blue color that becomes a deeper green as the thickness of the observed sample increases. The blue hue of the water is an intrinsic property and is caused by selective absorption and scattering of white light. en.wikipedia.org/wiki/Colβ¦
The lone Supreme Court justice to dissent in Plessy v. Ferguson grew up in a household with a light-skinned, blue-eyed slave who was treated much like a family member. The slave, Robert Harlan, was believed to be John Harlanβs older half-brother. Even Johnβs father believed Robert was his son. smithsonianmag.com/historβ¦
Some stores have tried to deter drug users from shooting up in their establishments by installing blue lights. These prevent drug users from being able to see their veins. usatoday.com/story/money/β¦
The blue planet used to be purple. 250 million years ago, the oceans lost all their oxygen and one of the only things to survive was a purple alga/bacteria which would have given the seas an irridescent violet hue. Geologists have found remnants of this purple bacteria embedded in ancient rock. astrobio.net/biosphere/diβ¦
Green flashes phenomenon, seen at sunrise/sunset when some part of the Sun suddenly changes color from red/orange to green/blue aty.sdsu.edu/index.html
Dave Chappelle was offered the role of Benjamin Buford "Bubba" Blue in Forrest Gump but turned it down because he thought the character was demeaning and the movie would bomb en.wikipedia.org/wiki/Davβ¦
The Philadelphia Eagles Football team was named the Eagles after Franklin Roosevelt's New Deal, specifically the National Recovery Act's "blue eagle," which a business used to indicate support for fair labor practices during the Depression. en.wikipedia.org/wiki/Hisβ¦
The name of the famous punk club "CBGB" stands for "Country, Bluegrass and Blues" - the founder originally wanted these genres to be played at the venue. en.wikipedia.org/wiki/CBGβ¦
LeAnn Rimes was the youngest person to win a Grammy when she won Best New Artist at 14. Her album βBlueβ released when she was 14 would also go on to sell 8 million copies worldwide. en.wikipedia.org/wiki/LeAβ¦
When David Attenborough's series "Blue Planet II" aired in 2017, so many Chinese fans downloaded the programme on the countryβs online Tencent Video channel that the internet in China temporarily slowed down standard.co.uk/culture/tvβ¦
Steve Burns, the original host of Blue's Clues, guest starred in an episode of Young Sheldon and also wrote/sang the Young Sheldon theme song. tvguide.com/news/young-shβ¦
In the live version of Johnny Cash's Folsom Prison Blues (recorded at Folsom) you can hear the audience cheering after the line "I shot a man in Reno / just to watch him die" ... but it was actually added in later. In reality, the prisoners avoided cheering, fearing reprisal from guards. en.wikipedia.org/wiki/Folβ¦
Prairie dog language is complex. They donβt just have a call for βdangerβ: their calls differentiate human, hawk, domesticated dog, coyote etc. and specify size & color. One study found that they can communicate βHere comes the short human in the yellowβ (vs the tall human in blue) to each other npr.org/2011/01/20/132650β¦
The 1980s The Blues Brothers film and soundtrack is missing a song that was recorded for the film β a cover of the 1960 country tune βSink the Bismarck.β To date, the footage has not appeared as a home media extra or in any other context and is considered to be lost. filmbuffonline.com/FBOLNeβ¦
Electrons in nuclear reactor water pools emit their own erie blue glow. Electrons can travel faster than light underwater and are called superliminal. The friction creates Cerenkov radiation which creates the blue light. reactor.mst.edu/cerenkov/
Stephen Schwartz made up the term "blue corn moon" for Pocahontas' song "Colors of the Wind" because he "liked the sound of it" theweek.com/speedreads/55β¦
Gap changed their logo in 2010 from the iconic blue box to gain a 'contemporary presence', but switched it back after a week due to intense public backlash en.wikipedia.org/wiki/Gapβ¦
The Olympic flag's colors are always red, black, blue, green, and yellow rings on a field of white. This is because at least one of those colors appears on the flag of every nation on the planet. olympic.org
In 2019, a nurse set the record for the fastest marathon in a nurse's uniform, but was originally rejected by Guinness World Records, because she was wearing scrubs and pants, and not a blue and white dress, apron, and a nurse's cap. After backlash, they backed down and accepted her record edition.cnn.com/2019/05/0β¦
Today I learned that, while English has 11 basic colour terms (black, blue, brown, gray, green, orange, pink, purple, red, white, and yellow), French, Italian, Russian, and Hebrew each have 12 basic colour terms. In French, the 12th term is beige, and in the other three languages, it's turquoise. en.wikipedia.org/wiki/Colβ¦
The Johnny Cash song "Folsom Prison Blues" was not inspired by any real experience, but a movie, "Inside the Walls of Folsom Prison." tpr.org/show/texas-matterβ¦
Robert Johnson, renown Delta Blues musician, supposedly made a Faustian Bargain at a crossroads in Rosedale Mississippi. This rumor began due to the fact that Johnson, who was reported to be a terrible musician, became a master guitarist over a very short period of time. youtu.be/L4Ury06WEco
400 copies of Metallica's "Ride The Lightning" album were accidentally printed in green instead of blue in France. These rare misprints are now considered collectors items. en.wikipedia.org/wiki/Ridβ¦
To promote the Smurfs (2011) movie, Sony temporarily painted the traditional "pueblo blanco" town of Juzcar, Spain to a bright blue. The residents were so happy with the increase in tourism afterwards that they elected to keep the change permanently. veebrant.com/juzcar-smurfβ¦
The Alcon blue butterfly caterpillar disguises itself as an ant larvae using smell. Ants carry the caterpillars to the nursery chamber of their nest where they clean, protect, and feed them for nearly two years. The ants even feed them more than they feed their own offspring when food is low! en.wikipedia.org/wiki/Pheβ¦
During Napoleonic wars every Great Power had their own uniform color, British red, Austria white, French blue, Russia green, Prussia Prussian blue napolun.com/mirror/napoleβ¦
Starving male humans can sense the Earths geomagnetic field when under blue light and with a previous food association. The mechanism is unknown but thought to be entangled radical pairs in the eye. journals.plos.org/plosoneβ¦
In Bhutan, the colour of the silk scarf (kabney) worn by men is determined by rank and social class: saffron for the king and chief abbot, orange for ministers, red for the royal family, green for judges, blue for members of parliament, white with red stripes for mayors, and white for commoners en.wikipedia.org/wiki/Kabβ¦
Some 19th century Japanese artwork depicted westerners with the whites of their eyes as blue because the artists were confused about which part of the eye was supposed to be blue. en.wikipedia.org/wiki/Matβ¦
Giraffes have a blue tongue to protect them from sunburn, because they graze on the tops of trees for up to 12 hours a day in the direct sunlight. Their tongue contains melanin, the same pigment responsible for tanning. earthnworld.com/why-girafβ¦
Today I learned about the Pollia condensata, a plant whose "reflectivity is more intense than any living thing" including the Blue Morpho Butterfly. npr.org/2012/09/11/160894β¦
Less than a quarter of U.S. workers report using math any more complicated than basic fractions and percentages during the course of their jobs. Blue-collar workers generally do more advanced math than their white-collar friends theatlantic.com/business/β¦
In 2018 IBMβs AI Project Debater (remember IBM Deep Blue on Jeopardy?) took on world recognized debate champion Harish Natarajan and actually held its own against him. You can skip to the 11:26 mark for the actual debate. Audio level of the AI gets better roughly a minute later. youtu.be/m3u-1yttrVw
Canned Heat's "Going Up the Country" is actually a cover/reworking of the 1928 song "Bull Doze Blues" by musician Henry Thomas; even the signature flute/quill melody is there in the original version en.wikipedia.org/wiki/Goiβ¦
Today I Learned an ultra-rare species of blue bees has recently been redicovered after missing for 4 years. They are hyper-local species and only live around an isolated patch of sand dunes along the central Florida ridge. Before 2020, they were last seen in 2016. globalnews.ca/news/694409β¦
The minke whale got its name because of a joke - amateur whaler βMeinckeβ told the crew he had seen a blue whale - a substantial prize that would yield a lot of whale oil - but upon closer inspection the whale was tiny. The called the smaller whales minkes after his own name. fisheries.noaa.gov/specieβ¦
During WW2, there was a Great Dane dog named Juliana who won two Blue Cross medals. The first was for extinguishing an incendiary bomb by urinating on it and the second was for alerting her masters that a fire started in their shop. en.wikipedia.org/wiki/Julβ¦
In his college days, Steve Wozniak used a blue box (an illegal phone hacking device) to call the Vatican. He pretended to be Henry Kissinger and asked to speak with the Pope but was denied because the Pope was asleep. en.wikipedia.org/wiki/Bluβ¦
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