Who knew there was so much to know about kites? Aerial warfare has played an important role in history, particularly during both World Wars. Kites were the first air devices used to drop bombs on enemies before planes were invented, let alone used for war. They were also used to communicate and distribute messages through leaflets. Later in the nineteenth century, kites would be used to lift up a soldier for surveillance of their enemies and intelligence gathering.

Santa has a workforce of Elves that labor all year long to prepare presents for Christmas. The precise number of Elves at Santa's workshop is unclear, but we contacted the Grotto's HR department and were given an estimate of at least 12'.

Floating Stones That Are Interesting In the Ramayana, it is mentioned that floating stones were used to build the Setu Banda. Surprisingly, these floating stones are still visible throughout Rameswaram today. According to scientific ideas, some volcanic boulders float in water. This may help to explain why the rocks that make up this bridge are arranged in a line.

According to the findings, smoking is related to an increased risk of back discomfort. "According to the current study, current smokers who smoked more cigarettes per day had a greater prevalence of back discomfort.". In brief, nicotine reduces blood flow and circulation, which slows healing and diminishes bone strength. This should be even more incentive to give up smoking!

You wouldn't anticipate centipedes to be perfect mothers given how brutal they are. Though it may come as a surprise, some species are actually fiercely protective of their young. In order to shield their eggs from predators until they hatch, females of the aforementioned species will encircle them. Some mothers will stay with their babies until they are old enough to leave the nest on their own, and these mothers will also clean the eggs to stop them from growing fungi.

We watch television far too much as a culture. Unless you are watching something educational or spending quality family time when everyone is too exhausted to do anything else, relaxing is typically a complete waste of time. However, there is no more wasted time if you crochet. I finished most of my projects while watching television, and each time I did so, I felt accomplished. Now you can look back on your Netflix binge with pride and WITHOUT feeling like a sleuth!

The fundamental technology behind windmills was undoubtedly derived from the wind sails that were used to steer ships. However, the first instance of wind energy being used to help automate routine manual tasks, such as pumping water or grinding grain, was most likely in Persia. Last but not least, the first vertical axis windmill design that has been historically recorded is the Persian panemone windmill, with records of the technology dating back as far as 1,500 years. The vertical sail on this particular specimen was made of bundles of reeds or wood, which were then fastened to the central vertical shaft with the aid of horizontal struts.

Surprisingly, not all of the useful DNA in your chromosomes comes from your evolutionary ancestors; some was borrowed from somewhere else. At least eight retrovirus genes have been found in your DNA. This is a virus that takes over a cell by exploiting the cell's DNA coding mechanisms. These genes were eventually incorporated into human DNA at some point in history. These viral genes in DNA now play critical roles in human reproduction, despite the fact that they are completely foreign to our genetic ancestors.

A student went 264.4 hours without sleep while still in high school, winning first place in the 10th Annual Great San Diego Science Fair in 1964. Randy said emphatically "no" when asked if he'd do it again. Others claim to have broken Randy's record, but none of their attempts were done under close scrutiny, as Randy's were, so there's no way of knowing if they're genuine.

While there isn't a real Central Perk in New York City, the fictional cafe has inspired a few. Friends fan Du Xin opened a Central Perk replica in downtown Beijing in 2010, which quickly became extremely popular. Due to its success, Du Xin was able to replicate Joey's apartment next door. Another Central Perk opened in Liverpool in 2012.

The human body is mainly composed of four elements: oxygen, carbon, hydrogen, and nitrogen, which make for 96.2 percent of your total weight. (Calcium and phosphorus are the other major contributors.) It's incredible how those ingredients work together to help produce a body that accomplishes absolutely extraordinary things every day, from battling cancer to creating 20,000 thoughts.

Your digestive tract contains many beneficial bacteria, but taking a probiotic supplement (live or dried bacteria) is unlikely to give them a boost.

The reason is that these beneficial bacteria are mostly in your large intestine or bowel. Probiotic supplements will rarely survive the acid and churning of the stomach or the detergents and enzymes of the small intestine. 

Libya imports the majority of the food it consumes due to its inability to produce it locally. Because the nation is located within the vast Sahara desert, it receives extremely little precipitation. It also has weak soil and a harsh climate, both of which hinder food production. The financing of the Great Manmade River Project, which was designed to irrigate farmed fields, was a major attempt by former Libyan President Gaddafi to reverse the situation. This project ended up becoming the largest irrigation project in the world. It consists of a 1750-mile subterranean water pipe network. Libya's people, meanwhile, continue to rely on imported food to survive.

It can be difficult to figure out how to avoid dust mites, but a good place to start is by examining your surroundings and the areas of your home where you spend the majority of your time. The best place to start is always your bedroom because it can be a haven for many dust mites. Making dust mites' habitat less hospitable is the best way to combat them. You will therefore need bedding that keeps you cool, dry, and moisture-free.

A lack of contraceptive education can have disastrous consequences for patients. People who have contraceptive misunderstandings not only end up with unexpected pregnancies, but they can also make themselves very ill. "When a lady came in with a washcloth stuffed in that region, I was assigned to the women's health area. Stank like hell, and she'd stuck it up there three weeks ago as DIY contraception "one doctor discloses

Buying an original work of Inuit art delight many tourists that travel to Greenland. A tiny statue known as a tupilak is the most accessible specimen of this art. The tupilaks were previously carved from bone and were thought to be a significant piece of witchcraft that could murder one of the artist's adversaries, according to Inuit tradition. Some Inuit carvers have been successful in crafting monstrous tupilaks from wood, narwhal tusks, or reindeer horns in modern times. Tupilaks are available for purchase at gift shops and are no longer connected to witchcraft.

Before confronting Medusa, Perseus equipped himself with an adamantine sickle, a kibisis (a bag or wallet to place Medusa’s head), the helmet of Hades, which could make its wearer invisible, and a set of winged sandals lent by Mercury. Acquiring these objects was no easy task. Alone, Perseus would not even come close to obtaining them. But the hero had Athena’s help. She led him to the three Graeae, who knew the secret location of the Stygian nymphs. After tricking the Graeae, Perseus found the nymphs who equipped him with all the objects mentioned previously. Additionally, Athena gave him a shield.

Chocolate, avocado, tomato, vanilla, courgette (zucchini), and various beans and chiles were all introduced to us by Mexico.

The medical term for this condition, melaena, is caused by a slow, steady trickle that travels through the bowels and causes feces to seem very dark, even black. Vomiting can result from mild, unexpected bleeding, and the coffee-colored discharge is brought on by the stomach acids breaking down the blood. Hematemesis, a sign of heavy abrupt bleeding, is characterized by feeling incredibly dizzy and vomiting blood.

Iguanas are diurnal creatures, which means they are up throughout the day and asleep at night. They take full use of any sunshine in the wild, and illumination in terrariums is critical to their happiness and health. Iguanas go to sleep as it becomes dark or when the temperature lowers.

Ashton Kutcher has syndactyly, sometimes known as webbed toes. In 2008, the actor displayed his linked numbers on a British chat program. "Something has to give when everything else is this good-looking," he joked.

Research shows that people with ADHD are more likely to have problems with sleep patterns, for example. Others are impulsive about their eating habits, or never use their gym memberships. Simply ensuring a healthy diet, regular exercise and 8 hours of sleep a night means better self-control and function. But keeping these routines takes special effort for people with ADHD.

According to studies, when people were shown pictures of famous people without eyebrows, approximately half of them were unrecognizably different! Like the Mississippi River, eyebrows serve as a crucial landmark.

Uncracked codes are shown in a sculpture outside the CIA headquarters in Langley, Virginia. The Kryptos sculpture, created by artist Jim Sanborn, has four inscriptions, three of which have been broken but the fourth remains a mystery.