3:17:49
Recommended
Satellite images from NASA and the European Space Agency have captured the appearance of the first sunspot of the new solar cycle. Sunspots are areas of intense magnetic activity, dark spots visible on the surface of the sun. Sunspot activity rises and falls with an approximately
"Space Observation" The beginning of a new solar activity cycle
05/18
1236
The editor has recently become obsessed with ferns. Their leaves generally have a mathematical beauty like the golden ratio. There are many types, and most of them are beautiful. They can be seen in forests, riversides, and in the courtyards of ancient houses. Fern and nautilus a
Fragrant garden | "Pteridophylla fern", the "living fossil" of the plant world
05/18
1059
Mangroves, made up of salt-loving trees, shrubs and shrubs, play an important role in providing waterfowl habitat and preventing coastal erosion. Because the areas they occupy are also viable for aquaculture, however, these watery forests face continued development pressure. One
"Space Observation" Ramsar Convention and Vietnam Wetlands
05/18
1145
Since the launch of the Chinese space station project, our country has been continuously sending astronauts into space to perform missions since last year. It can be seen from the list of these astronauts that the current "occupants" of our country's space station are mainly our
Want to emigrate to an alien planet? When will my country's third batch of astronauts complete "desert survival" and go to space?
05/18
1368
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
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
The lobsters mentioned here specifically refer to the giant lobsters that live in the ocean. Their appearance is similar to the common lobsters in our lives, but their sizes are much larger. The reason why lobsters are said to be immortal is mainly related to an accidental captur
Theoretically, lobsters can live forever
05/18
1605
@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
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
Relation Video
Black Hole vs Sun...
0:21
science Relation Video
Site video recommendation
science Latest News
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
On August 2, Beijing time, the Tokyo Olympics badminton men's singles final started as scheduled. China's 32-year-old veteran Chen Long faced off against Denmark's 27-year-old star Axelsen. In the previous two rounds, Axelsen eliminated Chinese player Shi Yuqi and Guatemalan dark
2-0! Axelsen won the gold medal strongly, and Chinese netizens felt sorry for Chen Long: Even Lin Dan at his peak may not be able to win
05/20
1258
A few days ago, Denmark's number one badminton player announced the news on his social platform, saying that his love with his girlfriend has finally come to fruition and that his baby will be born this fall. He also wished everyone good health and happiness.
Axelsen is going to be a father. Spending a lot of money to buy a villa to welcome the birth of her baby, she has become a winner in life at the age of 26
05/20
1920
In the final of the Denmark Open, Momota faced Axelsen, exposing his tactics to restrain Axelsen. On October 25, Beijing time, all the finals of the 2021 Danish Badminton Open ended.
In the final of the Denmark Open, Momota Kento faced Axelsen, revealing his tactics to restrain Axelsen
05/20
1363
In the men's singles semi-finals of the Malaysian Masters, Malaysian free agent Liu Guolun chose to retire before the match started. Son Wan-ho, South Korea's top brother, advanced directly to the finals, while the other final spots fell to national featherweight player Chen Long
Patiently pulling the ball from all directions, scientific defense, no leaks, forcing Axelsen to advance to the final!
05/20
1592
1. Let life take its course. What is supposed to come will always come. 2. I’m not in a good mood today, it’s not today, and it’s not because I’m in a bad mood. 3. Don’t look back. People change and no one is the same. 4. Is it because I was so good to you before and now I’m play
Wonderful copywriting to suit any mood
05/20
1087
If you were asked to hold hands with someone who weighs more than 200 pounds, most people would probably run away and disappear. Even badminton rackets are no exception. The colors of new rackets launched by major manufacturers are becoming more and more fashionable and exciting.
Feeling like my wallet has been emptied, I take stock of the new rackets in the first half of 2017
05/20
1114