
No matter whether you're a fan of paranormal phenomena or just a casual history buff, you should know some frightening facts about history. Cryonics is one of the topics. While some of these are pretty spooky, others are simply interesting.
Arrhythmic death syndrome
Sudden Arrhythmic Death Syndrome is when the heart stops suddenly beating. This is an indication of an underlying condition in the heart that can affect the electrical system. People who experience this type of sudden cardiac death may feel confused about the cause of death or be concerned for their own health.

Cryonics
Cryonics is the concept of preserving a human body after death. It is a controversial subject that is currently being debated by the United States. Cryopreserved human remains are kept in freezers. Since 1967, over 100 people are cryopreserved. Hundreds of others have made arrangements for their bodies to be frozen. Most do so via life insurance. Alcor is the largest cryonics company today. This group is known for its medical approach and advanced technology in cryonics.
Hauntings in 1860s
Hauntings of the past were not new in the 1860s. Many people from that era claimed to have seen ghostly characters, including a Union soldier as well as a pair of little girls. Some even claimed the ghosts were cholera victims. Others reported hearing drum cadence.
Sleepwalking defense
Since 1846, the sleepwalking defense has been used to defend criminal charges. It has been known as the "Twinkie", a controversial defense. Although it has been controversial, sleepwalking is still used in court. Albert Tirrell was actually the first to use this defense.
Headless chicken
The Headless Chicken, also known as Miracle Mike, is a real historical phenomenon. It was born April 1945, and it died 18 months later. This terrifying historical fact is today celebrated on Mike the Headless Chicken Day.

Blood transfusion
The history behind blood transfusions is scary. Before the 1990s, there were no clinical trials performed on blood and other transfusion materials. Therefore, blood was given to patients who were more at risk than they were benefit. Studies showed that transfusions had a negative impact on outcomes, prolonged hospital stays, and increased risks of developing certain post-operative infections. Patients were also more likely to be admitted to intensive care units or ventilated after receiving transfusions.
FAQ
Is there a Hollywood blacklist?
There is a Hollywood blacklist.
However, the list isn’t public. The names are not known to us. This is why it matters.
The reason behind the secrecy was that blacklisted directors and actors wouldn't be able find work. The studios would be out of business as they lose money. That would result in a reduction in spending on movies. That would reduce the opportunities for blacklisted filmmakers. This would make them bankrupt.
This could result in even more victims.
A contract may be required to agree to not speak against employers if someone attempts to make an Oscar winning movie. The same goes for any director or producer who wants to get nominated for an award.
It's no surprise that directors are often forced to take out scenes in their films by producers. Or how directors threaten to walk away from projects that don't fit their vision.
This is why Hollywood keeps a blacklist. If you make negative comments about your employer, it's likely that you will be unemployed. And that's not good for anyone.
Many people have been wrongly accused. They've had the toil to clear their name.
This must be stopped before it happens again. Everyone should have the right to speak freely.
We must get rid of the Hollywood blacklist.
What is the most interesting fact about the human body?
We have two eyes and two ears, two nostrils each, four limbs, four limbs and a penis. Yes, more than 50 parts to our bodies. But one thing is missing. The heart.
A heart is a pump that circulates blood throughout the body. The blood flows through the veins and arteries to carry oxygen and nutrients to the cells.
The heart pumps about 5 liters blood per minute. This is equivalent of an adult drinking 2 to 3 cups of coffee each day.
The blood flows throughout the heart 24/7, 365 days a calendar. While you are sleeping, your heart beats about 100 times per second.
You can tell whether someone is healthy or unhealthy because of the color of their skin. Looking closely at the skin's surface, you can see tiny blood vessels called capillaries. These small vessels carry blood from the large blood vessel in the skin back towards the heart. The skin becomes blue-colored or purple when blood flow is restricted.
Red blood cells are not available to sickle cell patients. Patients with sickle cell disease have their blood become sticky and harden, leading to severe illness.
To stop bleeding from a cut, you can apply a bandage to the wound. For the wound to heal properly, blood must continue to flow. To do this, doctors will insert a needle through your skin into the vein adjacent to the injury. This allows blood flow to the area that has been injured.
A doctor can also insert tubes (catheters), into an artery in the vicinity of where blood clots form. This helps to keep the patient alive until the blood clot disintegrates naturally.
How does your brain control your body's functions?
The brain sends messages to other organs and muscles to ensure they work together. The brain controls everything that happens in your body. It tells both your stomach and lungs what to do; it also controls your legs and arms.
Your brain consists of billions of nerve cells connected in groups called neurons. Neurons communicate with each other by sending electrical signals called action potentials on axons. Every neuron has an outer cell membrane that surrounds its nucleus. The membrane contains channels that allow ions like sodium and potassium to enter the cell and leave it. The electric charge that causes the neuron's fire is created by ion movement.
Neurotransmitters, chemical substances that are released when a neuron fires. Neurotransmitters bind with receptors on the second nerve cell, opening ion channel channels to allow ions in and out. In turn, the second neuron also fires.
When a presynaptic nerve receives an impulse, neurotransmitter release takes place. The impulse travels along the synapse connecting the two neurons. The transmitter binds to receptors on the postsynaptic neuron, triggering the firing of the postsynaptic neuron.
Neurotransmitters are important for communication within the nervous system. They are also responsible for coordinating activity between various parts of the brain.
What is the most mysterious place on earth?
Antarctica is considered the most mysterious area on Earth.
Why is this place so amazing? It is unlike any other place on Earth.
It is very remote and isolated. But there is more to this site than meets the eye.
These wild animals are also found in this natural wonder.
Let's find out how this mysterious destination became so famous.
Antarctica: The South Pole
Antarctica is not known by anyone. Some say it means "land on ice." Others believe it derives from Greek mythology.
Antarktis is the name Antarktis was given to an island in ancient Greece by Zeus' twin brothers. According to some legends, one of these twins was born in winter. Therefore, the name antarctic.
Others believe that the name is a combination of the Greek words anti and tropos which mean against and turn. This would translate to land that is turned away from the sun.
Whatever the reason Antarctica has always been a fascination for people.
It is the coldest, windiest, driest and highest continent. It is too cold to support trees, plants, and animals.
And yet, this frozen wasteland is teeming with life.
It is home to approximately 90 percent of all life on Earth. You can find approximately half the world's species of animal and plant plants here.
What is it that makes Antarctica so unique? Here water freezes to ice and not evaporates into the atmosphere.
This results in large masses of ice floating above the ground.
These glaciers are responsible for covering 80% of the continent. They are growing in size every year.
So far, the Antarctic ice sheet has grown 60 feet since 1960.
If the melting continues, the sea level will rise by up to 200 feet. That could cause massive flooding around the globe.
However, not all scientists believe this to be bad news. Some scientists believe that global warming can be beneficial. They claim that the melting of ice sheets could accelerate as temperatures rise. This would lead to flooding that removes tons of toxic chemicals and soil from our bodies.
However, others caution that this theory sounds a lot like a plot in a science fiction movie.
Statistics
- The average human adult male heart rate is between 70 and 72 beats per minute, while the average for adult women is between 78 and 82 beats, which is significantly faster, according to 2014 published in the Journal of Clinical and Diagnostic Research. (romper.com)
- "It is estimated that 75% of people have at least mild gum disease, with the most common symptoms being bleeding when brushing, bad breath, and dark and swollen gums," Dr. Ron Baise, a London-based dentist, tells Romper. (romper.com)
- You spend about 10% of your time awake blinking (romper.com)
- A 2012 paper published in the Proceedings of the National Academy of Sciences reported that people blink about 15 to 20 times each minute, meaning, if you do the math, you spend about 10% of the time that you're awake blinking. (romper.com)
- It might not sound like something that's truly plausible — and it is quite rare — but according to a 2015 study published in the Asian Cardiovascular & Thoracic Annals, it's possible to hurt yourself and even break a rib just by sneezing. (romper.com)
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American history secret societies and clubs
For many reasons, secret societies and clubs of American History are fascinating. They are mysterious because of this. A second reason is their impact on society.
Secret societies and clubs have been used throughout America’s history in order to promote ideas that might otherwise be considered taboo. Some of these ideas include racism and anti-Semitism. These groups also helped spread political ideologies such as communism and socialism.
The most famous organization in American history is the Ku Klux Klan. This group was formed after the Civil War ended in 1865. It was created to protect white men against African Americans.
Other organizations established during this period were the Knights Templars and Freemasons. These organizations shared the same beliefs and goals.
Another interesting thing about secret societies is the fact that membership was often restricted to males. However, these groups had some female members. These women included Emma Goldman. Margaret Sanger and Susan B Anthony.
Other secret societies, aside from the ones mentioned, did not share the same ideals. The Order of Skull & Bones is an example of a secret society that was established in 1832. Their goal was to create an elite class within the United States.