Scientists Claim Modern Humans Left Africa 120,000 Years Ago

2024/04/2719:52:09 science 23458

Scientists Claim Modern Humans Left Africa 120,000 Years Ago - DayDayNews

Scientists Claim Modern Humans Left Africa 120,000 Years Ago - DayDayNews

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Did you know that the human brain is the most sophisticated and important organ in the world. It is composed of 200 billion brain cells, can store 100 billion pieces of information, generates thoughts that travel more than 300 miles per hour, has more than 100 megabytes of interl - DayDayNews

Did you know that the human brain is the most sophisticated and important organ in the world. It is composed of 200 billion brain cells, can store 100 billion pieces of information, generates thoughts that travel more than 300 miles per hour, has more than 100 megabytes of interl

Intellectual training 365 questions

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Before this, we all know that our country has the largest rare earth reserves in the world, about 44 million tons, followed by Mongolia with about 31 million tons, and Brazil with 2,200 tons. Thousands of tons of rare earths are called industrial gold. - DayDayNews

Before this, we all know that our country has the largest rare earth reserves in the world, about 44 million tons, followed by Mongolia with about 31 million tons, and Brazil with 2,200 tons. Thousands of tons of rare earths are called industrial gold.

Türkiye claims that it has discovered the world's largest rare earth resources, which can be used for thousands of years. What impact will it have on China?

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On May 16, 2022, skywatchers weren't the only ones observing the moon during the longest total lunar eclipse in three decades. Two satellites that maintain close and continuous surveillance on Earth also turned to search. In doing so, they observed dramatic and uneven temperature - DayDayNews

On May 16, 2022, skywatchers weren't the only ones observing the moon during the longest total lunar eclipse in three decades. Two satellites that maintain close and continuous surveillance on Earth also turned to search. In doing so, they observed dramatic and uneven temperature

"Space Observation" Use Landsat to observe the moon? It's not an accidental stroke of genius

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Recently, the team of Professor Ruan Shuangchen of Shenzhen University of Technology and Professor Ning Cunzheng of the Department of Electronic Engineering of Tsinghua University proposed a new ultra-sensitive detection strategy. This strategy is based on the change in laser col - DayDayNews

Recently, the team of Professor Ruan Shuangchen of Shenzhen University of Technology and Professor Ning Cunzheng of the Department of Electronic Engineering of Tsinghua University proposed a new ultra-sensitive detection strategy. This strategy is based on the change in laser col

Deeptech team realizes ultra-sensitive detection method to help detect and diagnose Alzheimer's disease earlier

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The Fields Medal is an international mathematics award proposed by Canadian mathematician Fields. It is one of the highest international awards in the field of mathematics. Because the Nobel Prize does not include a mathematics prize, the Fields Medal is also known as the "Nobel - DayDayNews

The Fields Medal is an international mathematics award proposed by Canadian mathematician Fields. It is one of the highest international awards in the field of mathematics. Because the Nobel Prize does not include a mathematics prize, the Fields Medal is also known as the "Nobel

A woman in war-torn Ukraine won the Nobel Prize in mathematics, the second female winner in history

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[Know the key points in one minute] 1. Based on two clinical registration studies (#NCT02185261 and #NCT02027064), evaluate the long-term efficacy of interferon-alpha preemptive therapy in AML patients receiving allo-HSCT. 2. The 6-year cumulative incidence of overall and severe - DayDayNews

[Know the key points in one minute] 1. Based on two clinical registration studies (#NCT02185261 and #NCT02027064), evaluate the long-term efficacy of interferon-alpha preemptive therapy in AML patients receiving allo-HSCT. 2. The 6-year cumulative incidence of overall and severe

Interferon-alpha preemptive therapy prevents post-transplant relapse and improves long-term survival in AML patients: long-term follow-up results from two clinical registration studies

05/29 1982

The last rays of an orbital sunset burst through Earth's horizon as the International Space Station flew 258 miles above Brazil in this imag - DayDayNews

The last rays of an orbital sunset burst through Earth's horizon as the International Space Station flew 258 miles above Brazil in this imag

"Space Observation" Orbital sunset over Brazil

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Text | Science Wormhole Winter in the Arctic is very cold. The average temperature in January is between minus 40°C and 0°C, and some areas can reach minus 50°C in winter. In such a cold Arctic Circle, there are some people who have settled for generations. They are the Inuit. - DayDayNews

Text | Science Wormhole Winter in the Arctic is very cold. The average temperature in January is between minus 40°C and 0°C, and some areas can reach minus 50°C in winter. In such a cold Arctic Circle, there are some people who have settled for generations. They are the Inuit.

Minus 50℃! Is it really not cold when Inuit people live in igloos? If you light a fire in the house, will the snow melt?

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In people's daily life, there are everywhere the imprint of "7": there are seven emotions in the human heart and seven orifices on the face; in the digital world of the human soul, there is probably no number more closely related to people's lives than the number "7". Tighter, mo - DayDayNews

In people's daily life, there are everywhere the imprint of "7": there are seven emotions in the human heart and seven orifices on the face; in the digital world of the human soul, there is probably no number more closely related to people's lives than the number "7". Tighter, mo

Trivia - the meaning of the number "7"

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As we grow older, we always seem to lose something. Many people who move from remote villages to metropolitan areas always lament that since arriving in the city, they can rarely see the bright Milky Way. Due to various reasons, we all seem to have lost the opportunity to "apprec - DayDayNews

As we grow older, we always seem to lose something. Many people who move from remote villages to metropolitan areas always lament that since arriving in the city, they can rarely see the bright Milky Way. Due to various reasons, we all seem to have lost the opportunity to "apprec

Why is it so hard for us to see the Milky Way now? In a hundred years, humans may not be able to see a single star

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As a girl, I am actually resistant to the psychology of insects, but as a mother, I am brave. The saying "motherhood brings strength" is correct in this regard. - DayDayNews

As a girl, I am actually resistant to the psychology of insects, but as a mother, I am brave. The saying "motherhood brings strength" is correct in this regard.

From today on, fall in love with the cute little insects

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As early as 1768, doctors discovered the limb regeneration ability of salamanders. Almost all salamander species can regenerate their tails, limbs, and even complete hearts. - DayDayNews

As early as 1768, doctors discovered the limb regeneration ability of salamanders. Almost all salamander species can regenerate their tails, limbs, and even complete hearts.

Popular Science in Vernacular｜What is the magical power of stem cells?

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(Image source: Internet) Recently, Quantum Source, a quantum computing startup based in Israel, announced that it has completed a $15 million seed round of financing led by Grove Ventures, Pitango First, and Eclipse Ventures. - DayDayNews

(Image source: Internet) Recently, Quantum Source, a quantum computing startup based in Israel, announced that it has completed a $15 million seed round of financing led by Grove Ventures, Pitango First, and Eclipse Ventures.

Another million qubits! Israeli photonics startup completes $15 million in financing

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Compilation | Editor Cheng Qian | Panken Core News July 6, according to Bloomberg, the U.S. government is asking the Dutch government to expand the scope of the ban on the sale of semiconductor manufacturing equipment. Previously, Dutch lithography giant ASML has been unable to s - DayDayNews

Compilation | Editor Cheng Qian | Panken Core News July 6, according to Bloomberg, the U.S. government is asking the Dutch government to expand the scope of the ban on the sale of semiconductor manufacturing equipment. Previously, Dutch lithography giant ASML has been unable to s

The United States is causing trouble again! Ask ASML and Nikon to ban the sale of DUV lithography machines to China

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The latest research in the United States shows that the "switch" that controls the length of human life is the hypothalamus hidden under the brain. The hypothalamus is located below the brain. It regulates body fluid electrolyte balance, body temperature balance, and the immune s - DayDayNews

The latest research in the United States shows that the "switch" that controls the length of human life is the hypothalamus hidden under the brain. The hypothalamus is located below the brain. It regulates body fluid electrolyte balance, body temperature balance, and the immune s

Women live longer? The latest US research reveals the truth about aging in the brain

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According to relevant statistics, from January 1, 2021 to December 31, 2021, the State Food and Drug Administration approved a total of 83 new drugs, including 51 domestic new drugs and 32 imported new drugs. The number of new drugs has reached a record high since the drug review - DayDayNews

According to relevant statistics, from January 1, 2021 to December 31, 2021, the State Food and Drug Administration approved a total of 83 new drugs, including 51 domestic new drugs and 32 imported new drugs. The number of new drugs has reached a record high since the drug review

The approval of new drugs in my country has reached a new high, with 83 new drugs involving 70 pharmaceutical companies and multiple milestone approvals

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According to information from the Nintendo eShop, the action RPG "Pascal's Contract" developed by TipsWorks Studio under Giant Network will be launched on Nintendo Switch on July 14, priced at US$19.99, and supports Chinese. "Pascal's Contract: Ultimate Edition" was previously la - DayDayNews

According to information from the Nintendo eShop, the action RPG "Pascal's Contract" developed by TipsWorks Studio under Giant Network will be launched on Nintendo Switch on July 14, priced at US$19.99, and supports Chinese. "Pascal's Contract: Ultimate Edition" was previously la

"Pascal's Contract: Ultimate Edition" will be released on Switch on July 14th

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The half-orc leaders in the Legend 176 version are the leader Woma, the leader Zuma, and the leader Rainbow Demon. Among them, the most unsightly leader is the leader Woma. As a boss that the China Construction Guild needs to fight, it disappears as soon as it comes out, except f - DayDayNews

The half-orc leaders in the Legend 176 version are the leader Woma, the leader Zuma, and the leader Rainbow Demon. Among them, the most unsightly leader is the leader Woma. As a boss that the China Construction Guild needs to fight, it disappears as soon as it comes out, except f

Legend of Hot Blood: Which of the three orc leaders in the 176 version is the most powerful?

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If you are now doing a store group that Pinduoduo does not supply, if you are still piling up goods as crazily as before, then now I tell you that this method is outdated and the operation will not increase your store traffic, so now it is a fine store group. - DayDayNews

If you are now doing a store group that Pinduoduo does not supply, if you are still piling up goods as crazily as before, then now I tell you that this method is outdated and the operation will not increase your store traffic, so now it is a fine store group.

Let’s take a look at how newbies can avoid invalid operations in Pinduoduo stores without supply.

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In recent years, modern people's views on marriage and love have become increasingly elusive. Traditional people believe that when you reach the marriageable age, you should marry when you should, marry when you should, have children, and pass on the family line from generation t - DayDayNews

In recent years, modern people's views on marriage and love have become increasingly elusive. Traditional people believe that when you reach the marriageable age, you should marry when you should, marry when you should, have children, and pass on the family line from generation t

What’s wrong with modern people’s views on marriage and love?

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If a woman is single for a long time, she will become lack of love and her psychology will change accordingly. If you want to pursue such a woman, you must be prepared for frustration and a protracted battle. It is not an easy task to truly get into her heart. Today, the Men’s Lo - DayDayNews

If a woman is single for a long time, she will become lack of love and her psychology will change accordingly. If you want to pursue such a woman, you must be prepared for frustration and a protracted battle. It is not an easy task to truly get into her heart. Today, the Men’s Lo

There are three manifestations of a woman's long-term lack of love. You must do this to deal with her.

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After 20 years of marriage, love is no longer what it used to be. You may be convinced that the relationship between a middle-aged couple is no longer love, but the ups and downs you have experienced have made the two hearts truly close together. Choose one of the yearly annivers - DayDayNews

After 20 years of marriage, love is no longer what it used to be. You may be convinced that the relationship between a middle-aged couple is no longer love, but the ups and downs you have experienced have made the two hearts truly close together. Choose one of the yearly annivers

The love of middle-aged people is restrained and unobtrusive. It is very suitable to prepare these kinds of gemstones for your partner.

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