Is the Ebbinghaus Optic Illusion Optic?

Ebbinghaus illusion

The Ebbinghaus illusion is an optical illusion that occurs when a stimulus appears larger than the size of its surroundings. Its appearance is dependent on how large the surrounding objects are perceived and how big the stimulus is in the retina. The flash-lag effects, which cause objects to appear similar at later times, confirms that size perception. In this study, participants were shown two sets of four identical surrounding disks at different timings relative to their locations on the retina. There was a significant flash-lag effect when the central disks were larger on one side than the other.

FAQ

What is the most mysterious area on earth?

Antarctica is the most mysterious continent on Earth.

We find this place so fascinating. Because it is unlike any other spot on Earth.

It is remote and difficult to reach. But there is more to this site than meets the eye.

You will also find some of the oddest wildlife species 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 comes from Greek mythology.

Antarktis was an ancient Greek name that was given to the island where Zeus and his twin brothers, Zeus. One of the twins was said to have been born in winter. Hence, the word antarctic.

Others believe that the name comes from the Greek words anti meaning against and tropos meaning to turn. This would signify land turned away the sun.

No matter the reason, Antarctica is a place that has always fascinated people.

It is the driest, windiest of all continents. Because it is too frigid, there are no trees, animals, or plants.

And yet, this frozen wasteland is teeming with life.

Here are about 90% of all the living creatures on Earth. It is home to approximately half of all world's animal and plant species.

What is the secret to Antarctica's unique environment? Here, water freezes and becomes ice instead of evaporated into the air.

This causes large ice masses to rise above the ground.

These floating glaciers cover over 80%. These glaciers are getting larger each year.

The Antarctic Ice Sheet has grown 60 feet in the past 60 years.

If the melting continues, sea level could rise up to 200ft. That could cause massive flooding around the globe.

This is not necessarily bad news. Global warming may be beneficial for some scientists. They say that as temperatures rise, the ice sheets might melt faster, causing floods that flush out tons of toxic chemicals from our soil and bodies.

However, others caution that this theory sounds a lot like a plot in a science fiction movie.

What is one of the most amazing facts about the human body

Two eyes, two ears and two nostrils are part of our bodies. We also have four limbs: a mouth, nose, penis, and four limbs. That's right, we have more than 50 parts of our bodies, but one thing is missing. A heart.

A heart is a pump that circulates blood throughout the body. Blood travels through the arteries and veins, carrying oxygen and nutrients to the cells and removing carbon dioxide and waste products.

Each minute, the heart pumps approximately 5 liters. This is equivalent of an adult drinking 2 to 3 cups of coffee each day.

Blood flows throughout the heart 24 hours per day, 365 Days a Year. While sleeping, your heart beats close to 100 times per minute.

Skin color can be used to determine if someone has a medical condition. Capillaries are tiny blood vessels visible on the skin's surface. These small vessels carry blood from the large blood vessel in the skin back towards the heart. If blood flow is blocked, skin can turn blue or purple.

People with sickle cells lack red blood cell. 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. Blood must continue to flow to allow the wounds to heal properly. Doctors place a needle in the wound and insert it through the skin. This allows the blood from the injured area to drain.

Doctors can also insert catheters into the artery close to the area where the bloodclot has formed. This keeps the patient alive until the clot breaks up naturally.

Here are 5 fascinating facts about the liver

The liver is responsible for breaking down toxins and storing vitamins and minerals. It helps maintain a steady body temperature and regulates blood pressure.

Are you familiar with the expressions, "I feel sluggish today", or "my head feels heavy"? These symptoms may indicate problems with the liver.

Some common signs include dark urine, yellowing skin, fatigue, nausea, vomiting, loss of appetite, stomach cramps, jaundice (yellow coloration), and itching. These aren't all warning signs. These are not the only warning signs. Make an appointment immediately with your doctor if they occur.

The liver is an important organ. It plays a role in detoxification, digestion, metabolism, immunity, and reproduction.

1. An adult liver weighs around 1,400 grams.
2. At birth, a baby's liver is half the size of an adult. It grows to be about four times bigger by age three than an infant's.
3. The liver can be found just below the rib cage, on the left side.
4. The liver is divided into 16 major lobes. However, there are many smaller lobules that are within these lobes.
5. The liver contains about 10 million individual red blood cells.

Do you wonder how much trash is produced each day across the globe?

According to the United Nations the average person creates more than 2.5 lbs of waste daily. That adds up over 25 billion kilos of garbage every year.

Most of this rubbish ends up in landfills or incinerators. But, what happens when those dumpsters fill up? All that trash ends up being shipped out of country. It is then shipped out and dumped in other countries. This pollutes the ecosystems. But now we know, thanks to one man. Mike Sexton is his full name. He is the founder of Waste Watchers. He watches over trucks that transport trash across North America. Then he reports back to us about what happens next.

Sexton states that he finds his work very fulfilling. "We've got a lot of fun," he told CNN. "We see big rigs coming through town and we'll follow them. "Sexton started following truck drivers nearly 20 years ago.

"It's all I felt," he stated.

Sexton's favorite story was about a driver who stopped at an abandoned gas station in Los Angeles. Sexton said that the man was searching for a place to store his stuff. "He saw the building as he drove down the road. So he pulled over and went inside. "There was a pair of large, full-sized roll-off boxes. The man got everything out of the truck and began filling it up again. "The man looked around the area and decided to unload all of it. There were old tires and rags, furniture pieces, mattresses, mattresses and boxes. "It was just total chaos. But it had been cleaned out before he came along. There wasn't any trash anywhere."

So why did this happen? The answer is that this location was once part of a recycling facility. People who knew about it would drive to this location to recycle their garbage. Sexton explained that they would bring household items and take them to the building. Then, after they were done, they would empty the containers.

You might see this happen hundreds of times a day. The truck can be stopped running if it is so full of junk that it has to come back hundreds of times per week. The truck eventually stops running and the owner decides that it is time to get rid of the vehicle.

However, trash is not the only problem on our planet.

These tiny plastic particles make up the majority of the particles. Some end up in incinerators or landfills. Some are washed into rivers and oceans. Others end up with fish in their stomachs.

Experts warn that if there is no change, the world could soon be facing a food shortage. "If we keep going like we're going, we're not going to make it," one expert warned.But even though scientists agree that the world is headed toward disaster, most people don't seem worried.

Statistics

• In one 2014 study published in the Archives of Medical Science that sought to study the prevalence of these mites, research showed that 41% of the people had them hanging out in their eyelashes. (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)
• 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 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)
• 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)

External Links

washingtonpost.com

• Here's why there are so many coyotes and why they are spreading so fast
• The White House has a mocked electric pony. Here's a brief history.

theguardian.com

• Humans shine in the darkness
• Japanese companies encourage sleepy workers to work in Japan

amazon.com

• Bonzo at Bedtime

ncbi.nlm.nih.gov

• Demodex spp. Prevalence of Demodex spp. in eyelash foollicles in different population - PMC
• Tongue prints as biometric authentication: A pilot project - PMC

How To

What's the scariest movie ever made?

There are likely to be 10 different answers to the question of which scary movies you watch.

Some people love horror films. Others enjoy sci-fi flicks. Some prefer comedies.

No matter what you like, we all have seen some truly scary movies.

These are ten of most terrifying scary movies ever made, including the classic Halloween and the modern Paranormal Activity.

1. "Cabin Folly" – "Cabin Folly" is one among the most frightening zombie movies. It portrays a virus that can cause humans to turn into zombies.
2. "Thir13en Ghosts", a story about a group of teenage ghost-possessed teenagers, is based on the true story Jack the Ripper.
3. "Pulse", the thriller that tells of a man caught in his apartment during a violent criminal spree, is called "Pulse". He must defend his home from the attackers who will only use the items he has.
4. "The Descent," one of the first found-footage horror movies, is about a group of strangers who go underground to find adventure. Things quickly go horribly wrong once they reach their destination.
5. "Get Out" was created by Jordan Peele in 2017, and is one of the scariest horror films ever made. "Get Out" tells the story of a young photographer from Africa who visits his white girlfriend's family during the holidays. The darkest secrets of his past are brought to light when he arrives.
6. "Paranormal Activity," (2007) - This was the first ever found footage movie. It featured a new twist on ghost stories, starring Katie Featherston.
7. "Audition" - In Japan, "audition" means to stand before an audience and be judged. Kiyoko, high school student, waits in anticipation to find out if her dream of becoming a pop singer will come true.
8. James Wan's "Saw Series" - After many years of low-budget horror films, he grew tired of trying to shock the public. Jigsaw was the result of his decision to stop making low-budget horrors.
9. "Tales From the Crypt", - Each year "Tales From the Crypt” becomes more horrific. Hollywood has produced many sequels to the horror-stricken crypt keeper over the years.
10. "Carrie" (1976). "Carrie", introduced viewers to Telekinesis, an amazing supernatural ability. Carrie White can simply think about moving objects.