The UK sits under 5 different air masses, creating unpredictable weather patterns and mimicking both tropical and polar climates. Although on the same latitude as Canada the UK often gets rain instead of snow throughout the year and humidity compared to that of a rainforest in summer. bbc.co.uk/news/magazine-2…
Today I learned of Nobuo Fujita, a Japanese warrior during WW2 that tried to bomb Brookings, Oregon. The bombs never detonated due to coastal humidity. Fujita made amends with the town after the war and fostered a lifelong relationship with the residents becoming an honorary citizen. opb.org/artsandlife/serie…
Today I learned about the Cave of Crystals in Naica, Mexico discovered by miners in 2000. The cave, at a depth of 300m, includes some of the largest natural crystals ever found. With over 90 percent humidity, a person can only survive exposure in the cave for a short period of time. cen.acs.org/physical-chem…
Epcot, a Walt Disney theme park, stands for Experimental Prototype Community of Tomorrow. It was originally built as a prototype for a utopian city of the future. Inhabitants would live in a 50-acre climate-controlled snow globe where they'd be protected from rain, heat, cold, and humidity. businessinsider.com/walt-…
Evapotranspiration or "corn sweat" can contribute to humidity. When it's already hot, push water out through tiny holes in their leaves called stomata. The water evaporates into gas. Full fields, especially where there are many fields of corn, can actually raise the dew point. bloomberg.com/news/articl…
For Willis Carrier, the invention of modern air conditioning was incidental. He was actually part of team tasked with controlling the humidity inside a printing company. But he learned that by removing moisture from the air with his invention, it also, quite effectively cooled it. interestingengineering.co…
Human hair can be used to accurately measure relative humidity in the air. Human hair hygrometers have been in use since the 18th century. belfortinstrument.com/acc…
Medicine cabinets are one of the worst places to store medicine because of the high temperatures and humidities of bathrooms abcnews.go.com/Health/Hea…
The colored beads in Silica Gel packets are a humidity indicator. If the beads are blue or orange the silica gel can still adsorb more moisture. If the beads are pink or green, then the silica gel is spent and can adsorb no more moisture. en.wikipedia.org/wiki/Sil…
Salt mines are used for storage because of their lots of space, low humidity (45%), and low risk of fires. E.g. in Kansas. youtu.be/gI5qV-kvLeg?t=13…
When humidity is 100% it means the air cannot hold any more water vapor. The result is sweat cannot evaporate into the air causing the temperature to feel hotter. smartfog.com/humidity-per…
Humidity and water vapor enhances the smell of your shower farts. mentalfloss.com/article/5…
The expression "It isn't so much the heat... as the humidity" was considered cliche by 1906 en.wikipedia.org/wiki/Bro…
Today I learned of black garlic, where garlic bulbs are aged for three weeks or more at a strictly regulated temperature and humidity, typically aged in something like a rice cooker. As weird as it sounds, it actually does not taste much like garlic, but has a rather mild and sweeter flavor. thespruceeats.com/black-g…
Commercial Airplanes are kept drier than the Sahara Desert (20% humidity compared to 25%) popsci.com/vortex-shootin…
LEGO has a secure, temperature- and humidity-controlled, fireproof underground vault in Denmark that contains every LEGO set ever made. gizmodo.com/my-childhood-…
The low pressure and humidity on an airplane makes your senses of taste and smell up to 30% less effective, contributing to the poor reputation of airline food. aerosavvy.com/aircraft-pr…
Today I learned of corn evapotranspiration aka "Corn Sweat" that causes immense humidity in the Midwest during heat waves. theweathernetwork.com/ca/…
There is no link between sudden changes in temperatures and catching a cold. Even though indirect results of cold weather, such as low humidity, can increase your chances of getting a cold, walking out into the cold with wet hair does not seem to have any effect on this likelyhood. ncbi.nlm.nih.gov/pubmed/1…
There is a certain temperature and humidity at which a human can't cool down, and will die from the heat of their own metabolism phys.org/news/2010-05-fut…
The giant crystal cave in Mexico, with crystals weighing up to 50 tonnes, had an average of 100% humidity and 58Β° C temperature. This meant that the coldest place in the cave was the lungs, so water would condense in it and exposure for over 10 minutes would lead to death by drowning. youtube.com/watch?v=O7yfx…
Simply moving around in 90 percent humidity and 105 degrees Fahrenheit temperatures is lethal to humans nymag.com/intelligencer/2…
Within a split second, the human nose modifies the moisture of inhaled air to a constant relative humidity of 75%, and the temperature to a constant of 98.6F (even if the air is 40F or 100F) drgreene.com/qa-articles/…
55% of Americans do not how to use the "crisper" drawers in their refrigerator, the purpose of which are to efficiently store fruits and vegetables at a different humidity than the rest of the fridge. en.wikipedia.org/wiki/Cri…
Drinking a hot drink on a hot day CAN cool you down, but only if there is no humidity and you’re scantily clad. smithsonianmag.com/scienc…
Corks are made from the bark of a specific tree largely grown in Portugal, respectively called Cork Trees; they require humidity and hot temperatures to grow, and aren't harvested again for another 9 years. youtu.be/f5s_g-Sdq08
There is a 5000 year old refrigeration technique using only principles of evaporation and humidity that can be produced with basic pottery, sand, a rag, and water. en.wikipedia.org/wiki/Pot…
The oldest mummies in the world are turning into black slime. Over 100 Chinchorro mummies found near the Atacama Desert in Chile are turning gelatinous due to bacterial growth associated with increasing humidity. The mummies date to ~5000 BC huffingtonpost.in/entry/m…
Dwarf or Pygmy forest is a rare ecosystem that features miniature trees. The reason why the trees becomes miniature is because the forest are usually located at high elevations with sufficient air humidity but poor soil. en.wikipedia.org/wiki/Dwa…
The weather stick, which predates the mercury barometer, was used by the Native Americans to predict weather. A weather stick twists upwards in low humidity and downwards in high-humidity environments. en.wikipedia.org/wiki/Wea…
A runny, congested nose and sore throat which always occur when Winter and Spring begin isn't allergies. It's a non-allergic reaction to humidity changes with very different treatments. medicalnewstoday.com/arti…
The slogan "when it rains it pours" is advertising the fact that that Morton Salt has a moisture-absorbing additive which keeps salt flowing freely even when the humidity is high en.wikipedia.org/wiki/Mor…
Flu season is in the winter because the virus is more stable when the air is colder and drier. It was proven in an experiment exposing guinea pigs the flu in various temperatures and humidity. nytimes.com/2007/12/05/he…
Most biodegradable plastics only degrade in industrial composters using specific temperature, humidity, and even bacteria. sustainablebrands.com/new…
Rollie pollies (pill bugs) are not insects, they are crustaceans. They are related to shrimp and crayfish, breathe with gills, and need humidity or moisture to survive. bugfacts.net/pill-bug.php
Humidity levels can rise in the summer through "Corn Sweat" which is water evaporating from corn plants usatoday.com/story/weathe…
Jackie Kennedy's Pink Chanel suit won't be publicly displayed until at least 2103 and is kept in a secret location in which "The temperature hovers between 65 and 68 Β°F (18 and 20 Β°C) degrees; the humidity is 40 percent; the air is changed six times an hour." en.wikipedia.org/wiki/Pin…
Farts smell worse in the shower because our nose works better in high heat and humidity. heptune.com/farts.html
The valve on most roasted coffee bags is a one way valve to let out C02 released by the beans as well as keep out oxygen and humidity that would degrade the shelf life. en.wikipedia.org/wiki/Cof…
In Italy, wheels of parmesan cheese can be used as collateral for loans. Banks charge 3-5% interest (depending on the quality) and a fee for maturing in temperature- and humidity-controlled vaults; large vaults can hold as many as 430,000 wheels worth €190M cnn.com/2013/08/15/busine…
Wet hay can spontaneously light on fire without a spark or external heat source, given the right circumstances of humidity and bacterial growth inside the bale. montana.edu/cpa/news/wwwp…
The city of Needles, CA (One of the driest localities on earth) holds two rain-related world records: the hottest rain to ever occur (115F/47C) and the lowest humidity at which rain has ever occured, at 11%. wunderground.com/blog/Jef…
Tomato juice on planes is so popular because the cabin pressure, humidity changes the flavor from 'earthy' to 'acidic' diply.com/sciencep/articl…
Much of Venice's raw sewage is disposed directly into canals, the city is experiencing more flooding during high tide, and requires almost constant upkeep of the canal walls and buildings since the salty humidity and water erode the old structures. vimeo.com/21688538
Jacqueline Kennedy's iconic pink suit the one she wore when JFK was assassinated won't be released from the archives until the year 2103. It is kept uncleaned with JFK's blood stains in a windowless, temperature, humidity controlled box. No one knows what happened to her hat. cnn.com/2013/11/21/us/jac…
Wi-Fi uses the exact same frequency as a microwave oven. It cannot used for long-range applications since it gets absorbed by humidity. en.wikipedia.org/wiki/Lon…
Their are no dust mites in Colorado due to the low humidity. colostate.edu/Depts/CoopE…
Food can taste worse on an airplane because of the lack of humidity, lower air pressure, and the background noise. bbc.com/future/story/2015…
Psychological sweating (armpits, palms, etc) evolved as a fleeing reaction and primitive function that was important when hunting animals or fighting enemies. Sweat on the palms and soles can improve friction by controlling the humidity of the outer skin layer, leading to an improved grip. karger.com/Article/FullTe…
Certain seeds use changes in humidity to explode and drill themselves into the earth. io9.gizmodo.com/this-seed…
High Humidity can make smoke detectors go off newsworks.org/index.php/l…
Researchers created an electromechanical device--a humidity sensor--on a bacterial spore. They call it NERD, for Nano-Electro-Robotic Device mdnewsdaily.com/articles/…
There is a drawing called "Young Hare" that is considered to be a masterpiece of observation, but is rarely displayed because it requires 5 years of storage (at humidity level of < 50%) after only 3 months on display. It is scheduled to appear next in Vienna in 2018. bbc.com/culture/story/201…
Ferrari's Engine Works has indoor trees to balance the humidity and maintain air quality youtube.com/watch?v=DL4na…
The Humidex (humidity index), a calculation of heat and humidity, is a Canadian innovation while wind chill β€” a measure of the decrease in temperature from the wind, is an American invention cbc.ca/news/canada/the-hu…
Exhaled breath is so saturated by moisture in your lungs that it has a relative humidity of 100% users.rowan.edu/~farrell/…
Many insects have a sixth sense for humidity, and flies prefer 70% humidity, slightly higher than most people find comfortable phys.org/news/2016-05-six…
Recording engineer Bob Clearmountain mixed ballads on rainy days because the humidity favorably affected the reverb created by the stairwell in the building. youtube.com/watch?v=YXPq1…
Airplane air's uncomfortable breathing atmosphere is due to intentional 4% humidity to prevent aluminum corrosion usatoday30.usatoday.com/m…
A of a device called a Hair Hygrometer which uses actual human hair to record relative humidity fluctuations in the air en.wikipedia.org/wiki/Hyg…
Humidity is uncomfortable for humans because our bodies can't evaporate sweat into the surrounding air. en.wikipedia.org/wiki/Dew…
Decreased absolute humidity is the reason the flu season peaks in the winter scientificamerican.com/po…
Air Conditioning was invented to control the temperature and humidity in a printing plant to help maintain paper dimensions en.wikipedia.org/wiki/Air…
There is a phenomenon in the Midwest called "corn sweat" that causes the humidity to rise through a process called evapotranspiration wicking the moisture from the ground up through the leaves of corn. www2.ucar.edu/atmosnews/p…
In a village in Peru where rainfall levels are low but humidity is high, a billboard was erected to harness the moisture from the air to produce drinkable water basecandy.com/articles/wh…
During the early days of photography, lengthy exposure times could be reduced if images were captured during a thunderstorm. Humidity and atmospheric electricity combined made the unexposed plates, what photographers of the era called "fast". pages.citebite.com/e4d9j0…
On July 13, 1995, Appleton, WI recorded a temp of 101F with a dew point of 90F (71% humidity). This lead to the highest heat index ever recorded in the US of 148 degrees F. wunderground.com/blog/wea…
There's a parody card game like Cards Against Humanity called Crabs Adjust Humidity. The cards can be used interchangeably with the other game. crabsadjusthumidity.com/
The South Pole has a desert climate, almost never receiving any precipitation. Air humidity is near zero. However, high winds can cause the blowing of snowfall, and the accumulation of snow amounts to about 20 cm (8 in) per year. en.wikipedia.org/wiki/Sou…
Contrary to popular belief, super glue is not dried by air, but actually it's the water vapor in the air, the humidity, that makes it dry. ipmsstockholm.org/magazin…
Humidity on Mars at night is 100% magic.piktochart.com/outp…
High level of humidity make the sweat unable to evaporate properly from your skin so the temperate feels much hotter, 86 degrees with 90% humidity feels like 105 degrees. lawrencevilleweather.com/…
Human hair can be used to accurately measure humidity using a "Hair Hygrometer" usatoday30.usatoday.com/w…
The 'Casa Rosada', Argentina's presidential palace, was originally painted with cow blood to prevent humidity from damaging the structure. en.wikipedia.org/wiki/Cas…
The Ancient Egyptians once believed that they're creator god (Atum) had created the god of air (Shu) and the god of humidity/moisture (Tefnut) by masturbating into his mouth and expelling his semen through his nose and mouth books.google.com/books?id…
There is a "Cave of the Crystals" in Mexico that contains giant sword-like gypsum crystals several times larger and heavier than a human being, and temperatures reaching up to 136 degrees F with 90 to 99 percent humidity en.wikipedia.org/wiki/Cav…
Dew point, not relative humidity is best at telling how humid it is. rd.com/slideshows/13-thin…
The hottest recorded ambient temperature and humidity combination during a thunderstorm was 113Β° at 18% humidity. theextinctionprotocol.wor…
New Yorkers move to Florida and then move to California & the Northwest (probably bcs they find out FL's humidity is as harsh as the NW's cold) forbes.com/2010/06/04/mig…
The US and Canada use different methods to measure humidity: The "heat index" (US) and the "humidex" (CAN). "A joint committee to resolve differences was disbanded." en.wikipedia.org/wiki/Hea…
At a higher humidity, baseballs will travel a little further. theweatherprediction.com/…
A slurry of salt and water will maintain its environment at a humidity of approximately 75% en.wikipedia.org/wiki/Hyg…

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