Henry VIII was sometimes called "Old Coppernose." He issued debased coins to fund wars and one coin was mostly copper with a thin layer of silver on top. The coin had a portrait of Henry and his projecting nose caused the silver to wear off first exposing the copper underneath. en.wikipedia.org/wiki/The…
There is a 1.5km thick layer of salt deep beneath the sea floor of the Mediterranean Sea from the near complete drying up of the Mediterranean Sea 5.5 mya. Salty! medsalt.eu/
Today I learned about sakotis, a Lithuanian tree-shaped cake made by continuously pouring layers of batter onto a rotating cylinder. A 2 kilo cake uses 30 eggs, but the largest one ever made was 2 meters tall and used 1200 eggs! youtube.com/watch?v=4EUYp…
The Tsar Bomba, the largest ever nuclear bomb detonated, was originally designed to yield 100 megatons. However, Sakharov was very apprehensive about the amount of radiation it would create, and therefore replaced the bombs innovative uranium layers with lead, halving the size of the blast. bbc.com/future/article/20…
Grizzly Adams died from complications from getting bit in the brain (yes the brain) from a monkey. A previous injury from a bear left him with a portion of his brain exposed which was subsequently bitten by a monkey, resulting in an infection from which he layer died. roadsideamerica.com/story…
There was a product sold in the 80's and 90's called the "Electric Worm Getter". It was sold to fishermen for the collection of earthworms for bait. It sent an electric shock through the top layer of soil forcing the worms to surface. It had to be recalled in 1993 after 30 people died using it. cpsc.gov/Recalls/1993/ele…
The "short" in shortcrust pastry refers to how the fats in the dough stop the flour from forming long gluten proteins in any direction; puff pastry has glutens in layers between layers of fat, like lasagne sheets. Overwork it, and glutens are formed in all directions, making it tough! howitworksdaily.com/culin…
The age of whales can be approximated from their earwax plugs. The earwax builds in layers overtime, and it alternates between a light and dark layer each season between fasting/migration to feeding times, so the layers can be counted to estimate age ocean.si.edu/ocean-life/m…
Scientists in China have successfully grown tooth enamel which paves the way to replace fillings & crowns. A chemical mixture applied to whole human teeth created an enamel layer 2.7 micrometers thick within 48 hours. (Calcium & phosphate ions with triethylamine in alcohol). telegraph.co.uk/science/2…
Today I learned of a dermatological condition, cutaneous horn - A type of lesion or growth that appears on the skin. It's made of keratin, which is a protein that makes up the top layer of the skin. The growth may look like a cone or horn, and it can vary in size medicinenet.com/image-col…
Jupiter's moon Europa is covered by a thick layer of ice, with a huge subsurface ocean of liquid water underneath it. Estimates give the ocean an average depth of 100km, and a radius of 877km. This equates to 3 times the combined volume of water of Earth's oceans. apod.nasa.gov/apod/ap1205…
The temperature of the upper layers of the earth's atmosphere are as high as 2000Β°C (3632Β°F) wikipedia.org/wiki/Thermo…
The Montreal Protocol to protect the Ozone layer was the first treaty in UN history to have been accepted by all member states. If the treaty and it's actions had not been accepted, the ozone layer would've been so degraded by 2070 that just 5 minutes in sunlight would burn you. nationalgeographic.com/ne…
Despite the Romans using lead water pipes, lead poisoning from the water supply system was almost nonexistent since the high calcium content in their water created a layer of plaque preventing the water contacting the lead itself. en.wikipedia.org/wiki/Plu…
The β€œhorny layer” or β€œStratum corneum” is outermost layer of the epidermis. It has about 20 sub-layers of flattened, dead cells depending on where on the body the skin is. These dead cells are shed regularly in a process known as desquamation. britannica.com/science/hu…
Measuring the abundance of ozone gas in a vertical column through the Earth's atmosphere is so common that it has its own unit, the Dobson Unit (DU). Specifically, 1 DU is the number of molecules of ozone required to create a 0.01 mm thick layer of ozone at standard temperature and pressure. en.wikipedia.org/wiki/Dob…
The Iphone fingerprint sensors can differentiate between a living and dead. Apple-developed biometric uses radio frequency waves to check the skin underneath a finger's outer layer mashable.com/2017/11/15/s…
, that birds have a transparent layer of protection beneath their eyelids, called the nictitating membrane. When blinking, birds can see through that membrane, which helps them significantly during hunting and flying. audubon.org/news/birds-ha…
The Richat Structure is an eroded dome, 40 kilometres (25 mi) in diameter, exposing sedimentary rock in layers which appear as concentric rings. A prominent circular feature in the Sahara's Adrar Plateau is visible from space. en.wikipedia.org/wiki/Ric…
Diamonds evaporate under UV light. Diamonds were exposed to intense light pulses in the UV-C band (the harsh ultraviolet rays filtered out by the ozone layer), and small pits in the diamond surface were visible after only a few seconds. phys.org/news/2011-07-sci…
A passenger was turned away from two flights because he was wearing 10 layers of clothing to avoid extra luggage fees vice.com/en_au/article/8x…
The brushwork on Mona Lisa is so intricate that it literally requires x-rays to view the brush strokes. Apparently, Vinci used a well-known renaissance painting technique called 'sfumato', in which he added 30 layers of paint that still came out to be only 40 micrometers. two-views.com/celebrity/m…
Meromictic lakes are a rare type of lake whose layers of water do not mix at least once a year en.wikipedia.org/wiki/Mer…
The Ozone layer is healing and is expected to do a full recovery by 2060. bbc.com/news/newsbeat-461…
An artist who synthesized features from many ancient busts and put the images through Photoshop layers and A.I. processes created "photographic" full-color portraits of Roman emperors. news.artnet.com/art-world…
The Swiss Cheese Model likens human systems to multiple slices of swiss cheese, stacked side by side, in which the risk of a threat becoming a reality is mitigated by the differing layers and types of defenses which are "layered" behind each other. en.wikipedia.org/wiki/Swi…
Whales and dolphins get sunburns too, sparking concern that the thinned ozone layer can lead to the development of skin cancer in these animals. sciencemag.org/news/2010/…
Today I learned about the "Chartaline blanket" invented in Manchester, England. The Victorian poor would take cotton batting and layer it between paper to create a paper blanket. paperspast.natlib.govt.nz…
Forest fires can "hibernate". When a forest fire burns hot enough, what’s left of the fire can sit over winter and smoulder, even under a layer of snow. edmontonjournal.com/news/…
The extra layer of skin over the eye of 90% Asiatic people is called the "epicanthic fold" and is theorized to have evolved as a protection against cold and snow blindness. en.wikipedia.org/wiki/Epi…
Daniel Craig got the role of James Bond mostly thanks to a scene from the movie Layer Cake where he acts a 'Bondesque' performance when his characters is trying a handgun in hallway. While already nominated for the role, producer Barbara Broccoli was convinced to cast him for the role of 007 huffingtonpost.co.uk/2012…
The roof of some Tesla models appear orange and red when wet due to a protective UV/infrared layer in the glass to reduce heat. Water droplets cause light to bounce around and reflect some of the infrared light (normally not visible to us) in a form that is visible to our eyes adonisdetail.com/why-does…
A team of international scholars have been working to recreate recipes from 4000 years ago from tablets. One Mesopotamian dish resembles a chicken pot pie, with layers of dough and chunks of bird smothered by a sort of Babylonian bΓ©chamel sauce bbc.com/travel/story/2019…
Coffee is everywhere in Vietnam. One of its coffee specialties is egg coffee, in which an egg is added to the drink to give it a soft, foamy, eggy layer edition.cnn.com/travel/ar…
Ships in distress used to spill a few litres of oil (olive-, fish-, and later special storm oil) into the sea to mitigate the waves under a thin layer of viscous oil. Some still carry oil for this purpose. en.wikipedia.org/wiki/Sto…
When Alexander the Great’s dearest friend Hephaestion died, Alexander threw him a lavish funeral worth around Β£1,500,000,000. He also had a 60-metre-high pyre commissioned, with 7 layers of golden objects. Hephaestion was also worshipped as a divine hero. Shrines were erected in his memory. en.wikipedia.org/wiki/Hep…
The temperature in the higher most layers of the atmosphere (Thermosphere and Exosphere) is actually much higher than the lowest layer (Troposphere) but since there are so few air particles in the higher layers, it feels blistering cold. windows2universe.org/eart…
Today I learned about the SOFAR channel, a deep ocean β€˜sound super highway’. SOFAR is a layer in the ocean that allows sound to travel hundreds of miles. It was discovered when scientist dropped a 4lb explosive into the ocean, which was then heard by scientists 900 miles away with a hydrophone in Massachusetts. oceanservice.noaa.gov/fac…
Vindaloo (curry) originated from Portuguese sailors, carne de vinha d'alhos ("meat in garlic wine marinade"). The basic structure of the dish was "preserved" raw ingredients, packed in wooden barrels of layers of pork & garlic, soaked in red wine. This was "Indianized" by the local Goan cooks. en.wikipedia.org/wiki/Vin…
Stars don’t actually twinkle. Light rays penetrate through different layers of air, distorting the brightness. That’s atmospheric Refraction. ck12.org/book/cbse-physic…
Romans first developed the slope or 'crown' and supporting sand layers of our modern roads have for water drainage. vaasphalt.org/pavement-gu…
When horses are born, their hooves are covered in a rubbery layer called a deciduous hoof capsule. This capsule covers the sharp edges of the foal’s untried hooves, protecting both the foal and its mother from injury during birth. The capsules fall off soon after birth. honesttopaws.com/newborn-…
:how the process of shedding antlers work. Deer grow their impressive antlers in approx. 120 days. ~1.27cm/day. They grow inside a layer of skin commonly called "velvet" which provides nutrients for fast growth. Antlers fall off because of cells called osteoclasts, which split the antlers at base texashunterproducts.com/b…
Scientists determine a blue whale's age by counting the layers of it's earwax. api.nationalgeographic.co…
The oldest organisms are cyanobacteria: photosynthetic, single-celled aquatic organisms that date back to 3.5 billion years ago. They gradually filled the atmosphere with oxygen, eventually leading to the formation of the ozone layer and triggering an ice age that killed off most other bacteria. en.wikipedia.org/wiki/Cya…
Whales migrate the farthest of any mammal on Earth, and may do so to hunt in the cold waters during summer and shed layers of skin and accumulated microorganisms in the tropical water during winter. atlasobscura.com/articles…
Today I learned about Witness Trees. These are trees that were present during key moments in American history. They have been known to hide bullets from those events within new layers of wood and bark. To help preserve their historic relevance, a Witness Tree Protection Program was launched in 2006. smithsonianmag.com/travel…
Rust does not cause tetanus infection. The Clostridium tetani bacterium that causes tetanus requires anoxic conditions to reproduce and these are found in the permeable layers of rust. ehso.com/disease/tetanus.…
Today I learned of the old jewish cemetery in prague. Dating back to 1478, it has gotten full so many times and they just kept adding layers. Now there are 12 layers of graves stacked on top of each other. There are about 12,000 visible tombstones but over 100,000 people buried there. jewishmuseum.cz/en/explor…
In the 19th century, profit-maximizing recipe used by milk producers was a pint of lukewarm water for every quart of milkβ€”after the cream was skimmed; To whiten the bluish liquid they added chalk and to replace skimmed-off layer of cream, they might add a final flourish of pureed calf brains theatlantic.com/magazine/…

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