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@真知新ordinate Popular science and cold knowledge 1. Lamprey Lamprey has lived on the earth for hundreds of millions of years, and it has always maintained its appearance in ancient times, so it is also called a "living fossil." Later this creature was assigned to the superclass Ag
Seven exotic species, one relies on breeding and one is prohibitive
05/18
1704
In recent years, our country has raised the concept of environmental protection to an unprecedented new level. The vast majority of Chinese people no longer miss the days when wild animals were regarded as food. Everyone naturally regards living creatures as neighbors and even fr
In order to protect the cubs, female bears in the wild have learned to seek help from humans and deal with violent males in estrus.
05/18
1018
We often say that China has five thousand years, which naturally adds up to ten thousand years. Ten thousand years ago is a very interesting node, because it is the time period when humans turned from hunting life to farming. Farming represents villages, and the combination of vi
Could it be said that humans more than 12,000 years ago really existed?
05/18
1065
Recently, Mount Fuji in Japan has not erupted for 300 years. Once it erupts, the consequences will be unimaginable. Some scholars say that if Mount Fuji erupts, Tokyo, 80 kilometers away, will be plunged into darkness within two hours.
Notes on the discovery of power-free air conditioners (4) How to control volcanic eruptions and use their thermal energy to generate electricity?
05/18
1067
What happened to Tibet? 350 research experts gathered together, and they all claimed: They saw something incredible, which would bring at least billions of resources every year. Even the villagers stood around in surprise. What was going on? What exactly are these things, and wha
Tibetan villagers make new discoveries! 350 experts gather for investigation, bringing in at least 1 billion resources every year
05/18
1036
When the planet experiences events such as fault movement, rising magma flows, and massive landslides, energy is released, and seismic waves are one of the results. In a new study, scientists found that earthquakes occurred at similar locations in the Kermade Islands in the South
Study finds: Earth's outer core is changing over time
05/18
1316
1. Do frogs eat fish? In a series of articles on One Hundred Thousand Whys in Life, I once said that "frogs only eat small bugs, not fish", but the fact that I encountered a frog eating fish in a pond slapped me in the face. I caught a frog in the pond, squeezed its belly hard, a
Record bits of wisdom in life every day (1)
05/18
1862
Atoms were once considered to be the basic particles of everything in the world, but later people discovered that atoms are composed of nuclei and electrons, and there is a vast space between the nuclei and electrons. How vast is it specifically? Let us take the simplest atom in
What exists in the vast space between the nucleus and the electrons? Is it an absolute vacuum?
05/18
1428
What is outside the universe? Maybe this can no longer be explained completely by science, and some of these ideas need to be used. People have been thinking about this issue since ancient times. For example, the ancients tried to describe the "outside" and boundaries of the univ
What is outside the universe? Perhaps it can only be explained by philosophy.
05/18
1781
In 1938, a fishing boat was fishing near the Comoros Islands near Madagascar and caught a very strange-looking fish.
A "fish" with four limbs was found in the deep sea, weighing up to 100 kilograms and with purple scales. What exactly is it?
05/18
1699
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Xu Deng has already played two games with Ling Dujun on whether the derivation process of the Lorentz transformation in Einstein's special theory of relativity is related to light, and the third game has already begun.
Regarding the issue of relativity, Xu Deng has laid a Zhenlong chess game for Mr. Ling Du. Can you solve it for him?
05/20
1773
On July 3, the Japan Marine Research and Development Agency announced that a giant deep-sea fish was photographed at a depth of more than 2,000 meters. According to the information released by Japan on the Yokozuna sardine, this deep-sea fish is dark blue-purple in color and has
A 2.53-meter giant deep-sea fish was discovered in Japan! The thick head and big mouth are suspected to be related to Japan’s nuclear wastewater
05/19
1980
[Source: Wuqing Ecological Environment] What is renewable energy? Renewable energy refers to energy that can be continuously regenerated and utilized in nature and is inexhaustible. Renewable energy comes from natural processes that are constantly replenished.
Environmental Science Popularization丨What is the difference between renewable energy and clean energy?
05/19
1257
The great dream of landing on Mars around 2035 is news that makes hundreds of millions of Chinese people happy. However, few people have considered why we are on Mars instead of Venus, which is also a "neighbor" and is even closer to the earth. In fact, no one has tried to explor
Why did the probe land on Mars but not the nearest Venus? Is there something scary up there?
05/19
1187
Are white holes the key to time travel? Do white holes really exist? Will there be a white hole if there is a black hole? Can white holes time travel?
Will there be a white hole if there is a black hole? Can white holes time travel?
05/19
1615
Earlier related coverage: Roswell Daily Record newspaper announced the capture of a 'flying saucer'
2015.5.6 Roswell incident in Mexico announced·Truth or hoax?
05/19
1484
Site Latest News
Axelsen, this is the name that Danish player Viktor Axelsen gave himself, why is he called this name. Viktor Axelsen knows that China is a big badminton country with many masters, especially Lin Dan.
We have to guard against An Cerrone. The scary thing about him is not only his football skills, but also his powerful language talent!
05/20
1104
For Shi Yuqi, this game was originally very concerning, because it might be a battle of revenge for him. He lost to Axelsen in the previous Olympic Games, and finally Axelsen also lost in the final. Defeated Chen Long and won the Olympic championship.
Shi Yuqi withdraws from the competition! Axelsen was drawn in the first round, his plan to win the Olympic title was ruined, and revenge on Momota was out of the question.
05/20
1313
The year-end badminton finals are being held in Bali, Indonesia. After the first round of the group stage, Kento Momota and Gemke of the men's singles group A did not finish the first round and directly withdrew. The result was that the original three-round match between four pla
Three rounds turned into one, two players retired, and Axelsen advanced to the semi-finals of the finals. It was funny.
05/20
1769
On December 13, in the final round of the group stage of the World Badminton Federation Finals, Axelsen's match with Ginting reached 6-13. Axelsen chose to retire due to a thigh muscle injury. In the end, his group points was cleared, and all the previous two games were cancelled
Ginting talks about Axelsen's retirement, never thought I would advance like this
05/20
1983
Son Wan Ho and Ng Ka Long were injured in last week's match, which worried Axelsen. He expressed his dissatisfaction with the Badminton World Federation on his personal Twitter yesterday, "Too many players are injured...
Too many athletes get injured! Axelsen complained that the Badminton Federation’s forced participation is unreasonable
05/20
1461
On July 31st, Beijing time, the Tokyo Olympics badminton men's singles quarter-finals began. Kevin Cotton, a badminton player from Guatemala, swept Xu Guangxi 2-0 and reached the semi-finals to become the biggest dark horse;
No medal! Shi Yuqi defeated Axelsen 0-2 and failed to reach the top four. The national feathers have to rely on Chen Long
05/20
1705