Category: Biology

Why do you feel cold when you have a fever …?

August 28, 2021

The word fever means cold (remember the words fever and fever) but fever occurs when the body temperature rises again to 37 degrees Celsius. This means that as the temperature rises, so does the cold. It may seem a paradox to hear that cold occurs when the temperature rises. Cold is not really caused by…

Why do some people wake up and walk away …?

August 28, 2021

Some people have a habit of going out in their sleep. The interesting thing is that they get out of bed and sometimes change their clothes and go out and the person is still sound asleep. What is sleep? The brain has a complex part called the sleep center. This part regulates sleep, walking, etc….

Why do children lose their teeth after the age of six …?

August 28, 2021

The man grinds his teeth twice. The first gritted milk teeth begin to fall out after about six years. Teeth can be seen in the mouth until the age of ten or twelve. These are then replaced by permanent teeth. The number of molars is 20 and the number of permanent teeth is 32. It…

Our Heart

August 24, 2021

Our heart is a vital organ made up of cardiac muscle, the size of a single folded hand (fist), weighing an average of 300gm, and constantly pumps like a four-chambered body. The heart begins to form when the fetus is 18 to 19 days old, and after 22 days the heart begins to beat (beat)…

Schroedinger’s cat A cat that was dead and alive at the same time

August 24, 2021

We’re talking about an experiment with a cat by a scientist named Erwin Schrdinger. Geiger places a cat in a steel box with a counter, a container of poison, a hammer, and a radioactive object. The cat ends up on the spot. Radioactive tuberculosis is a random process and there is no way to predict…

A fish with teeth similar to human teeth …. Paku Pacu

August 24, 2021

Pak is a pet fish that resembles a piranha. Although native to South America, Pak is a popular breed around the world. Pacu is the oldest word in the Tupi-Gorani language of South America. The word means ‘fast eaters’. The most commonly grown variety in Kerala is the Red Bellied Pak. The names of the…

Giraffe and heart And then gravity

August 24, 2021

The heart of the world’s tallest creature, the giraffe, has many features. The giraffe’s neck is up to 6 feet high. This means that the brain is located at a height above the body. Pumping blood to the brain, which is located at such a height, is a laborious task. That is, it must pump…

The Oldest Fossil of the Plant

August 16, 2021

which was spread over the earth 432 million years ago, is on display at an exhibition in Tokyo. A sample of the fossil Cooksonia barrandei is on display in Tokyo. It is also the earliest known fossil of a terrestrial plant. Its entire structure is made of fossil wood. It was discovered in the nineteenth…

HYPNOTISM

August 15, 2021

What is hypnotismHypnotism is the practice of giving the mind repeated instructions and falling asleep. Mentalism is the practice of reading the mind through subtle expressions on the face. This includes body language. It’s just that the phrase “the face is the mirror of the mind” is brought to a scientifically practical level. Hypnotisam is…

Auditory hallucination

August 15, 2021

He went straight to bed as usual that day. He was a little tired because it was a busy day in the office, but for some reason there was no electricity in the area at that time. He opened the room and came to the door because of the heat and mosquitoes in the room….