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Did Native Americans originate from Yunnan? Whitening gene becomes evidence of migration, Japan is just a halfway stop
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Today we're going to talk about one of the most far-reaching ideas in physics, it's called the principle of least action, and it's the idea underlying a vast amount of knowledge from Newtonian mechanics to relativity to quantum mechanics and quantum field theory. Suppose we have
One of the most influential ideas in physics: the principle of least action
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Whenever we toss a coin in the air, we know it will come back because of gravity. Gravity is the most mysterious force in the universe, and scientists have been studying its origins for years, but now researchers are conducting a study that will change everything about our unders
There are flaws in Newton's laws and the theory of relativity is not perfect. Is there any ultimate theory?
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The concept of the soul is well known to faith communities. Abrahamic faiths and Indus Valley religions place special emphasis on the soul; an immaterial entity that survives the death of an individual. The concept of the soul is the basis of life after death and provides moral p
Farewell: Science and the Soul, the Mystery of Divine Power
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I first coined the term Web3.0 in 2003. In my opinion, Web3 is the clothing of human beings on the Internet and the metaverse. In the Web2 era before clothes were invented, everyone had no clothes to wear, no privacy at all, and they adapted to the barbaric era of social animals.
I first coined the term Web3.0 in 2003
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According to official Weibo news, Meng Zhaozhen, an outstanding member of the Communist Party of China, a senior academician of the Chinese Academy of Engineering, a famous landscape architect, landscape educator, professor and doctoral supervisor at the School of Landscape Archi
Meng Zhaozhen, academician of the Chinese Academy of Engineering, passed away at the age of 90
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The biggest problem when fishing in summer is the weather. When it is not windy or raining, sitting by the water is hot and humid, making both people and fish very comfortable. In summer, the temperature is high and the air pressure is relatively low. There is very little dissolv
It’s hot in midsummer and what should I do if there’s no fish mouth? These 4 tricks "specialize" in treating fish mouth loss, allowing you to have a fish mouth without a fish mouth.
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Weekly picture selection | The latest images of the universe, high temperatures in many places around the world, Bastille Day, and the super moon. The Webb Space Telescope was jointly researched and developed by NASA, the European Space Agency, and the Canadian Space Agency, and
Weekly Picture Selection (7.9-7.15)
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# punch-in challenge bureau# In our human scientific research, there are still two fields that are only in the introductory stage, and there are too many unsolved mysteries waiting for scientists to discover. One is our brain, the root of our human consciousness, which science st
The unknown realm of the universe is far greater than the known. From this book that can be read, you can popularize known cosmology
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There is a famous saying in "Zhuangzi: Autumn Waters" - "If a frog in a well cannot talk to the sea, he is limited in emptiness; if a summer insect cannot talk to the ice, he is devoted to the time." This is a quatrain that does not contain any curse words. , has been passed down
Why don’t insects freeze into popsicle sticks in the Arctic?
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The Liu Zhaofei/Li Nan/Yang Xing collaborative team developed a new nuclear medicine imaging method for early judgment of the efficacy of tumor immunotherapy. Professor Liu Zhaofei from Peking University School of Basic Medicine, Chief Physician Li Nan from Peking University Canc
Scientists develop new nuclear medicine imaging method for early judgment of tumor immunotherapy efficacy
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In a short period of time, many cities in my country have reported the discovery of the Omicron BA.5 variant. What are the characteristics of this mutant strain? For China, are the existing prevention and control measures still effective? Dong Xiaoping, chief virology expert at t
Are existing vaccines effective against the BA.4 and BA.5 variants? Chinese disease control experts explain doubts
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The moon is the closest planet to the earth and the brightest and easiest to observe celestial body in the earth's night sky. Interestingly, because the same side of the moon always faces the earth, for those of us living on the earth, we can only observe one fixed side of the mo
The moon always faces the earth with the same side. Is it a coincidence or is there another hidden reason?
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According to foreign media reports, during the CT scan of a 40-year-old female mummy that died 2,400 years ago, scientists discovered that a three-inch-long object was stuck between the left parietal bone and the back end of the skull of the mummy. , the area was filled with rosi
How is the mummy's brain removed?
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Tiny gelatinous droplets swirl perfectly in the water - their movement stirs up a force that attracts their neighbours. When enough of them come together, this synchronized dance arranges them into precise hexagonal, ordered, repeating patterns, just like the carbon atoms that ma
Starfish embryo spins into structure like a living crystal
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On July 12, 2022, the team of Yin Yuxin from the Peking University-Tsinghua Life Sciences Joint Center and Peking University School of Basic Medicine published a research paper titled "RPA1 Controls Chromatin Architecture and Maintains Lipid Metabolic Homeostasis" online in the "
Cell sub-issue: Yin Yuxin’s team discovered a new physiological function of the single-stranded DNA binding protein RPA1 protein
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Site Latest News
The Liu Zhaofei/Li Nan/Yang Xing collaborative team developed a new nuclear medicine imaging method for early judgment of the efficacy of tumor immunotherapy. Professor Liu Zhaofei from Peking University School of Basic Medicine, Chief Physician Li Nan from Peking University Canc
Scientists develop new nuclear medicine imaging method for early judgment of tumor immunotherapy efficacy
07/05
1689
The progress of Zhao Liying's relationship really breaks everyone's basic understanding every time. From the first public announcement of the good news of marriage to the current admission of divorce, Zhao Liying makes everyone feel unprepared every time. Although the outcome of
Zhao Liying divorced, Chen Xiao’s Weibo completely fell into disgrace, and netizens complained that Chen Yanxi might not be able to sleep
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The famous actor Chen Xiao can be said to be a very low-key star in the entertainment industry. He rarely appears in variety shows and focuses mainly on acting. In last week's "Ace vs. Ace", he was ridiculed by Shen Teng and Jia Ling as a "vegetative". He didn't speak much at all
Chen Xiao posted a recent photo on Weibo and was ridiculed by netizens: Are you counting money again?
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Text | Chu Mei Ji · Small Dimple. Whether paired with shorts or a long skirt, it has a literary and artistic flair. Especially for fair-skinned girls, wearing these makes them look even better.
Kim Ji-won, who is 1.64 meters tall, wears a pure white shirt with micro-flare jeans, clean and refreshing
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Some netizens discovered that the on-screen couples who are loved by fans in various popular Korean dramas have something in common, and that is the "20 cm height difference." The reason is that boys seem to be most able to stand up when they are about 20 cm taller than girls. Pr
The casting formula for Korean dramas has been revealed. Why are the male and female protagonists always so right?
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The Beginning" was a hit in the ratings. Yesterday, the new drama "Third-rate Road" held a press conference. Park Seo-joon was asked what tricks he would use to improve this time.
Park Seo Joon ignores the ratings poison "The Way of the Third" to talk about love, Kim Ji Won is married
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