ETOPS, or extended twin operations, is a designation that indicates the amount of time a twin-engine plane can safely cruise with one engine out of commission. The Boeing 787 Dreamliner received 330-minute ETOPS certifications in 2014, indicating that it can operate safely on just one engine for more than five hours before landing.

As of December 2017, the most widely used hashtag on Instagram was #love, followed by #fashion and #photooftheday. 

The hashtag that had seen the greatest rise in popularity during the previous year was #photography.

The Netherlands has one of the highest home birth rates in the developed world. Around 30% of Dutch women deliver their babies at home, and this figure has changed little since 1990. So why are home births still cherished in the Netherlands? It’s partly because Dutch health insurance fully covers home births, but doesn’t always cover hospital births without medical necessity. The Dutch medical system also has a good screening system and provides midwives (verloskundige) who help mothers have a safe delivery at home.

Of course, they do not make milk; only animals can do so. It is, nevertheless, fundamentally the same as milk in that it is a white liquid containing all of the antioxidants, lipids, minerals, and proteins that a newborn bird requires. Another thing it has in common with animal milk is that its synthesis is controlled by the hormone prolactin. This milk is produced by both male and female mature pigeons in their crop. The crop is a small part of a bird's esophagus used for food storage and, in this case, crop milk production. Pigeons are one of just a few birds that produce crop milk, along with doves, flamingos, and male emperor penguins.

Consider the following scenario: a racist man is exposed to Agent Orange-style gas while serving in Vietnam. When he is under stress, he transforms into a black superhero dressed as a Harlem Globetrotter, and neither identity remembers the other. After Marvel's success with Black Panther and Luke Cage, DC's first idea was to create something similar. Perhaps it is a relief that DC chose Black Lightning instead.

Developed in 1819 by the French army, soldiers used it to communicate at night without speaking or using candles. Fifteen-year-old French schoolboy Louis Braille learned about the code, and eventually developed the more usable, streamlined version of the braille alphabet we know today.

It has been shown that drinking two to four cups of coffee every day reduces the risk of suicide by 50%. Non-coffee drinkers had a greater number of attempted suicides than coffee drinkers.

The majority of animal species in the Antarctic eat krill, and some, like the Adélie and chinstrap penguins, rely almost entirely on it for nutrition. Even the teeth of crabeater seals are specially designed for consuming krill. Furthermore, according to recent studies, humpback and fin whales, whose populations are now stabilised after centuries of whaling, consume a combined 2 million metric tonnes of krill annually from a small area close to the Antarctic Peninsula where the majority of the world's commercial krill fisheries are based.

Dogs that are moderately active and well-behaved are ideal for senior persons. Indian pariah dogs make wonderful companions thanks to their outgoing personalities and independent way of life.

At a time it was considered inappropriate to show a toilet being flushed on screen, Alfred Hitchcock saw an opportunity to add some extra shock to his already shocking film—presenting a scrap of paper, which proves an important clue, failing to flush in a toilet. In the book, the clue was an earring found in the bathroom, but Hitchcock changed it to a piece of paper actually in the toilet, partly to add an extra jolt for viewers. 

More than 1.5 million people applied for the required pass for the competition, according to The Hindu. The pass grants entrance to fan zones and works as a visa, transportation ticket, and match ticket. Throughout the competition, 150,000 entries per day will be handled by Doha's two international airports. By the middle of October, roughly 3 million tickets had been sold, according to Bloomberg.

Beluga whales are a very loud species that is highly sociable. Due to the avian-like noises that beluga whales produce, mariners and scientists have referred to them as "sea canaries" for a very long time.

Benefits-The practise of Chhath puja increases energy, gives mental peace (by purifying the body and mind), boosts immunity, and lowers the frequency of wrath, jealousy, and bad emotions. Chhath puja rites are also said to help slow down the ageing process.

Grant Wood created the popular American painting American Gothic in 1930, which depicts a farmer standing beside his daughter (often mistaken to be his wife). The title of the painting is derived from the architectural style of the background house. American Gothic is a house that you can visit and is one of the most well-known images of twentieth-century American art. The Carpenter Gothic architectural style was used to build the Dibble House in Eldon, Iowa.

The Republic of China (RoC) is not to be confused with the People’s Republic of China (PRC). Both parties fought during the Chinese Civil War which ended in 1949 and ignore each other’s sovereignty. Today the PRC controls mainland China and the RoC control Taiwan.

 

In China, stories of an undead creature known as Jiangshi have existed since the Qing Dynasty. Though the word literally translates to “stiff corpse,” these reanimated bodies are often referred to as “hopping vampires” because they move by hopping with arms outstretched and hide in coffins or unlit areas during the day. The pale, lifeless creatures are often depicted as rotting or decomposing and are believed to kill the living with one touch. Chinese residents who fear the dead place a six-inch piece of wood at the bottom of the door to prevent them from entering their homes.

The pancreas does play a significant role in digestion even though food never enters the organ. The pancreatic duct transports the pancreatic fluid it produces to the duodenum. Once in the digestive system, the fluid's enzymes aid in the breakdown of fat, protein, and carbohydrates. It performs the role of an exocrine gland by releasing a substance into the body's ducts. It also serves as an endocrine gland, secreting two hormones into the bloodstream to help regulate blood sugar levels. Glucagon is released when you don't have enough sugar, and insulin is released when you do.

There are fine artists who have chosen crochet as their preferred technique, which is a true testament to the adaptability of this craft. One of my favorites is Toshiko Horiuchi Macadam, who crochets mind-blowing "playscapes" in Canada and Japan, and Shauna Richardson, whose style has been dubbed "crocheter." Find out more about crochet as art; you'll be amazed!

The wax forms an unsightly ring of hard wax around the edges when you can only melt it close to the wick. Tunneling is the term for this. All you need to do is wrap some foil around the top of your candle. After that, make a hole for the wick in the center. The hard exterior wax is encouraged to melt evenly and soften. 
To make sure the entire top layer is liquid, burn your candle for a number of hours with the foil cover on.

Protein in your body aids in skin texture improvement, and collagen alone accounts for 30% of total protein in the body. The protein in your body repairs skin tissues and promotes cell growth. Amino acids in the body help to keep skin cells hydrated and moist by locking moisture into the skin. It also makes your skin soft, healthy, and bouncy.

Unbelievably, a person with early-stage Alzheimer's may lose their sense of smell, according to the National Institutes of Health (NIH). Other reasons, such as a brain injury, sinus infection, or Parkinson's disease, may also be to blame for this alteration.

Sleep lines may result from particular sleeping positions. These wrinkles have the potential to deepen over time. Avoid this by sleeping backwards in the sheets.

Termites can communicate and navigate their environment thanks to organs at the bases of their antennae and tibiae that can detect vibrations. Soldier termites will bang their heads against the tunnel walls when there is a potential threat, vibrating the colony as a warning. Some termite species even use the vibroacoustic signals given off by wood to decide which food source to invade next, in addition to using them for communication.

Every book has its own worth. But the most expensive printed book in the world is the 1640 Bay Psalm book. The book is from America and was sold in 2013, in November, for USD 14.2 million.

The Russian term belukha, which means "white," is where the English name "beluga" is derived. White whales are another name for belugas. Beluga calves are often dark grey upon birth. As they become older, they gradually become lighter, and when they're fully grown, they develop the white colouring that adult belugas have. Because of their white colouring, belugas may hide from predators in the icebergs and ice floes of northern seas.