Science is no national boundaries， but scholars has his own country
Is the "mirage" really just an optical phenomenon? Scientists have offered two conjectures on this
On the vast planet Earth, there are many phenomena that we can not explain, some phenomena are naturally formed, but the current human technology can not give a reasonable explanation, and some phenomena are more mysterious and look very simple, but the more you study the more mysterious it is found. One of the "mirages" is a simple-looking, but not simple phenomenon.
Where is the world's largest creature? There is a seaweed in the shallow sea of Australia, has spread 180 square kilometers, living 4500 years old, still growing
How big is the largest plant in the world? Which one is it? When we see such a question, we may think of those huge trees, such as the world-famous Hypericum, General Sherman, etc. Some giant fir, fir, Australian eucalyptus, and other trees can grow to a height of more than 100 meters, the bottom diameter of 10 meters, the volume of the tree can reach thousands of cubic meters, and the weight of more than a thousand tons, but many friends know that the famous American "Ornithogalactis" mushroom is bigger. The mushroom is bigger, but a field study from Australia found that the world's largest plant should be a seaweed growing on the west coast of Australia.
Scientists calculate that there are 100,000 extraterrestrial civilizations in the galaxy, but it is not very realistic to reach humans
It has been 13.8 billion years since the universe was born. During these 13.8 billion years, the universe has expanded faster than the speed of light, and its diameter has exceeded 93 billion light-years (93 billion light years, which is an observable space. As for the observable distance, it is still unknown how big the outer part of the universe is).
In the midst of the gene sequencing windfall to seize the first opportunity, on the cloud is the way to go
Research reports from related institutions show that the global gene sequencing market size grew from $8 million in 2007 to about $4.5 billion in 2013 and will reach about $11.7 billion by 2018. Among them, the compound growth rate from 2007 to 2013 is 33.53% and is expected to grow at a compound rate of 21.06% from 2013 to 2023, with huge market potential.
What conditions must be met in a tiger's habitat? What does a tiger look like to its prey?
These days, the arrested northeastern tiger "Wandashan 1" is in isolation, when it is released back into the wild and also touched the hearts of the majority of netizens. In an interview with CCTV News, Beijing Forestry University Associate Professor of Zoology Bao Weidong said that with the follow-up work to further improve, it is possible that the "Wandashan 1" will be released into the wild in advance, and as far as possible to let it return to its birthplace.
Do you know the hidden secrets behind the rare paints used in the world's most famous paintings?
When we admire world-famous paintings, we are always amazed by the charm and painting skills of these paintings. Especially the use of color in them always gives an indescribable mystery. Some of the paints used in these paintings are very difficult to buy in the market. Today I am going to talk about the dark history of the world's most famous paintings, and one of the most controversial pigments, the mummy brown pigment, which was extracted from mummies. Because the emergence of this pigment, also led to a significant reduction in the number of mummies in the world, it is said that the better the flesh of the mummies made out of the mummy brown is fuller and shinier. So what are the famous paintings that use these colors? Can it bring unexpected effects?
Do the laws of physics exist naturally or are they deliberately orchestrated? Are our perceptions correct?
What is "truth"? How do you define "truth"? If you think that truth is something you can see, touch, smell, or taste, then "truth" is nothing more than an electronic signal that your brain responds to. -From the matrix
Sensational news for the scientific community! Astronomers: 14 antimatter objects lurking in our galaxy
Some time ago, scientists reportedly discovered a big secret in the Milky Way galaxy by scanning the sky with gamma rays: there are at least 14 antimatter objects that are very close to the galaxy. They are called "anti-stars". So, what are they?
Can cooked eggs turn back into raw eggs? Someone moved the U.S. 2015 study: it's true
How many steps does it take to turn a cooked egg into a raw egg? A few days ago, a paper on "returning a cooked egg to life" told us that it only takes one step, using the mind. One of the authors of the paper's school even "approached" the Chinese Academy of Sciences, saying that they would teach there shortly.
The Yellowstone volcano, which is a great threat to humans, has been unusually active in recent years, and will humans become extinct once it erupts?
Introduction: With the advancement of technology, humans can master more and more things. But the only thing that is beyond human control is nature, and humans can only predict the occurrence of natural disasters. Once a natural disaster occurs, the consequences will be unimaginable. Today we are talking about the most terrible kind of natural disaster, that is, volcanic eruptions. One of the largest supervolcanoes in the world is known as the "Yellowstone Volcano". Even known as the active volcano in big brother, its area reached more than eight thousand square kilometers, larger than some small countries. Once the Yellowstone volcano eruption, human beings are very likely, in danger.
Mysterious ball of light slammed into the space station! Astronauts: Encounter with a civilization ahead of its time as it suddenly swerves while flying at high speed
Astronauts who have long been engaged in deep space exploration have often encountered unexplained and bizarre things that have led most of them to believe that a superlative civilization exists and has always been around us.