Top 7 most amazing and scientific facts in this world

Today’s Internet is very convenient, and we can view the entire world with just a small mobile phone. We will check different articles and watch various videos. We seem to have a full view of all kinds of anecdotes in the world. But even so, there are still many surprising facts in this world. They are surprising because they tend to be unpopular. The result of unpopularity will cause many people to be unable to believe the new knowledge they have acquired. As a result, they will confirm it many times, and even look through various scientific website materials for complete confirmation. . In this process, we can learn a lot of interesting knowledge, and in real life, make us appear more knowledgeable in front of others. And in this article, we are going to introduce to you 7 interesting cold knowledge that many people have to confirm many times because of the unpopularity.

1. If there is no saliva, you can't taste the normal taste

When you wake up in the middle of the night, or just wake up in the morning, you can't wait to eat something, and it turns out that the delicious food you taste doesn't seem so delicious anymore? Don't be surprised by this, this is a very normal phenomenon. Because when you fall asleep, your mouth will no longer be filled with so much saliva, and the lack of saliva will affect your taste.

The reason for all this is that the chemicals in food must first be dissolved in your saliva, and then be detected by your taste buds. If saliva is reduced, all this will not work properly.

If you don’t believe me, try to absorb the saliva on your tongue with a wet wipe, and then quickly taste the food!

2. The Great Red Spot on Jupiter was once enough to hold three Earths

After the efforts of scientists, they discovered a great red spot on Jupiter. After research, they believe that this is a huge storm area and the largest storm in our solar system. So, how big is it? If we use the earth as a reference, this place is quite large. In the early days, it was enough to hold three earths. But with the shrinking of the storm zone, it is now considered to be able to hold one or two earths.

3. Pacific octopus has 9 brains and 3 hearts

The Pacific octopus is quite large, it can grow up to 3 meters in length and weigh 60 kg. But this is not its most amazing place. It has 9 brains and 3 hearts. In addition, it has blue blood. In addition, it is also a powerful pretender in the ocean.

4. The sun can hold 1,300,000 earths

The sun is a medium-sized star. When it comes to the word medium, perhaps many people will come up with the phrase "okay". However, compared with the earth, the sun is definitely a super monster. The sun is enough to hold 1.3 million earths, and the mass of the sun is 333,000 times that of the earth, which accounts for 99.86% of the mass of the entire solar system.

5. NASA captured sounds from different planets

When it comes to the darkness and vacuum of the universe, many people think of deathly silence for the first time. But just as there are sounds on the earth, so there are sounds on different planets. For example, astronomers have discovered that the sound on Neptune sounds like the roar of waves, the sound on Jupiter sounds like underwater sounds, and the sound on Saturn is somewhat similar to the background music of a horror movie, while the sun emits buzzing.

6. The tongue of the polar bear is not black, but pink

Do you know what color the tongue of a polar bear is? Many people may say black, but this is not correct. The polar bear’s tongue is actually pink with black spots, which is why it sometimes looks black or even blue. The tongues of polar bears are as smooth as those of dogs.

7. The skin and most of the internal organs of polar bears are black

Although the polar bear appears to have white hair, this is not true. It is actually colorless and hollow. The skin behind the hair is black. In addition, the inside of the polar bear's lips are completely black, and most of the internal organs are also black.