Latest Stories
Most recently published stories in Earth.
What exactly does "Mach" mean, and how many kilometers can you fly at Mach 15 for one hour?
Mach Mach is a unit of physics that indicates the ratio of the speed of an object to the speed of sound, and this speed of sound is the speed of sound propagation in the air at 340 m/s.
By Bettye Lutz4 years ago in Earth
What kind of people have the ability to open the eyes of heaven?
There is a legend that "the sky opened its eyes", referring to the sudden appearance of mysterious bright light in the sky. As the Yuan Dynasty Yao Tongshou "Lejiao whispers" cloud: "when the dawn star is still under the tree, suddenly the southwest sky cracked several feet, light flames like a fierce fire, shining all over the field. At that time, the village dogs were barking and the birds were flying. Yu Shizi looked at its crack, astonished, in the recovery of great clarity. If it is the smelter land funds. Hours together the man who operated the boat said to Yu: the sky opened its eyes. Some scientists say it is "aurora borealis", but the aurora borealis will only appear in the high latitude areas near the North and South Poles, many ancient books on the record of the opening of the eyes of the sky, all occurring in low latitude areas, which is a supernormal phenomenon, can not be explained by the aurora borealis.
By Baudamolova4 years ago in Earth
Humans can create a clone, but not a real biological cell? Why?
Since the establishment of modern science in the period of Galileo-Copernicus, human beings have developed rapidly in the past three hundred years, leading the behavior of human civilization to a new aspect ratio. well known. The wonderful magic of science depends on its ability to transform a civilized behavior. In the ancient times when science had not yet germinated, the development trend of human civilization behavior was trapped in illness and starvation. After the advent of science, agriculture, animal husbandry and diagnosis and treatment. With milestone development, the global population is rapidly increasing.
By tannie rusty4 years ago in Earth
What is the origin of Earth's magnetic field? Scientists tell its past and present
In fact, the beautiful earth hides many secrets. For example, under the protection of the atmosphere, human beings can live comfortably, and it is like a human mother who protects human beings all the time.
By tannie rusty4 years ago in Earth
Time travel? Humans cannot go back to the past because paradoxes will occur
Einstein was an outstanding biologist, he put forward many unfathomable basic theories, such as quantum theory, photon quantum hypothesis, photoelectric effect, etc. He also has many achievements in the nuclear industry, naturally, most famously or quantum theory. Until now, it has still become a classic basic theoretical theory. Many people feel that Einstein's brain development level is the greatest, so he can come up with this outstanding basic theory.
By crudden elle4 years ago in Earth
Humans have discovered 5.5 million species of insects on the earth, and they are now "larger" than humans?
Among the various creatures on earth, there is a creature that is very close to humans, and they are insects. Insects are distributed in every corner of nature and can be found in tree trunks, soil, and air. Furthermore, they are widely distributed in the human world, such as mosquitoes, ants, cockroaches, etc. Some people are afraid of insects. This fear often comes from childhood. It could be from a terrifying experience, or it could be frightened by the strange shape and the sheer number of insects. Compared to insects, humans are inferior to insects in number and weight.
By crudden elle4 years ago in Earth
Why is the Earth's magnetic field splitting?
Some people believe that the appearance of life on Earth was an accidental event, but others believe that it was the result of a combination of various aspects. If the emergence of the first life on Earth was accidental, the fact that it continued to survive and reproduce on Earth indicates that the natural environmental conditions on Earth are suitable for life to survive. Compared with other planets, the Earth has many environmental advantages, such as a suitable atmosphere, the right temperature, liquid water flow, etc.
By Grady Shah4 years ago in Earth
The solar system was designed, and human beings are "prisoners" who are "imprisoned" in the solar system
Some biologists have always believed that the solar system was designed by advanced civilizations. Such a name appears because the solar system is different from other planets. In other planets, there are all two or three planets, but in the solar system there is only one sun light. .
By daron mychal4 years ago in Earth
Liger: From the perspective of data, I will show you: which is stronger or weaker between lions and tigers?
In the ecological circle of nature, cats are the beings that stand on the top of power. During the evolution of millions of years, cats have also split into lions and tigers, two very different groups. The former one dominates the African grasslands, while the latter one dominates the lush forests. The two touch and communicate with each other.
By suzanne darlene4 years ago in Earth
Top 10 scientific discoveries in Nature magazine
For the vast majority of people, it is not easy to encounter the condition of having a white head overnight. What everyone thinks is that the white head is a bad situation caused by sudden and irreversible misfortune, which leads to severe depression. Therefore, since time immemorial, the one-night slump has been regarded by everyone as the main manifestation of bad things, and even many people feel that this is also a kind of confirmation that God's will is invincible. But in fact, the fact that the elite research team of Harvard University in the United States recently found out the fact that the head is gone overnight has also solved the direct cause of this situation.
By suzanne darlene4 years ago in Earth
How much energy can a kilogram of uranium 235 produce after fission? How long can it be used by humans
Since the advent of human beings, to maintain basic life activities cannot do without the support of energy. In the beginning, everyone used fire to give themselves energy. In modern times, based on the continuous scientific research of some chemical substances, everyone found that nuclear fission and fusion can produce great energy, and experts discovered that nuclear power generation is also based on this. The technology of controllable nuclear fission has been developed.
By daron mychal4 years ago in Earth
