3:50:31
Recommended
In 1992, Neal Stephenson constructed a virtual world parallel to the real world, the Metaverse, in his science fiction novel "Snow Crash". Since then, although the concept of the metaverse has not left the public eye, it has not been widely paid attention to and accepted by peopl
Ethical Thoughts on the "Metaverse"
05/22
1778
New research shows that some viruses can change people's body odor, making the bitten person more attractive to mosquitoes. When more mosquitoes bite the virus host, the virus will spread more widely.
New research shows that some viral infections may make people more "mosquito-attractive"
05/22
1801
If you neglect them, they will rot. Dr. Estelle Lazar, a forensic archaeologist from the University of Sydney, spoke to ABC News about your pearly whites after death.
What happens to your teeth when you die
05/21
1755
The Mariana Trench is the deepest known portion of Earth's oceans. The trench stretches nearly 1,600 miles off the coast of Japan. The average depth along the trench is 6.8 miles. This may not sound like much, but the atmospheric pressure at the bottom of the trench is 1,000 time
Many people may never have the chance to see these strange fish that live in the deepest parts of the ocean.
05/21
1951
New Horizons brings new helpers to visible stars Introduction: After the completion of New Horizons' main mission, it will become the first mission to explore Kuiper Belt objects and will become part of a longer-distance survey project heading out of the solar system . ——The New
New Horizons, which recruits amateurs to stargaze together, is it very high-end?
05/21
1327
Generally speaking, in the weightless environment of space, water should float in the air and assume a spherical shape, as shown in the picture below. However, during the Shenzhou 13 space lecture, a photo of a water cup caused some confusion. From the picture, it can be seen tha
Why doesn’t the water on the space station float out of the cup?
05/21
1507
Introduction to the results: Since biomass carbon materials have rich microstructures, in order to study the synergistic effect of the microstructure and macrostructure of structural absorption materials.
Hunan University: Porous carbon materials derived from waste almond shells for use in broadband structural microwave absorbers
05/21
1691
In a new study published on November 4, 2021, a new computer model of the black hole in the M87 galaxy was created. New computer models show that the first (and only) black hole to be photographed by humans is ejecting huge streams of plasma at nearly the speed of light.
Black holes swallow objects, but part of the matter is spit out by the black hole. What is the principle?
05/21
1442
Not long ago, a lion with full bangs became a hot search topic. Do keepers give animals haircuts? What is the daily work of a breeder looking after ligers and other beasts, as well as animal cubs? Writer/Reporter Lu Bingxin Graphic Editor/Chen Yongjie New Media Editor/Lv Bingxin
Not a hairdresser but a "nanny", revealing the "magic job" of zoo keepers
05/21
1008
"Genius is on the left, madman is on the right." "The ultimate genius is madness, and the ultimate madness is genius." Regarding this point of view, some people agree and some do not.
26 years ago, the high school student who built a "nuclear reactor" at home later died of alcoholism and poisoning
05/21
1374
Relation Video
science Relation Video
Site video recommendation
science Latest News
Modern science believes that our universe was born 13.8 billion years ago. 13.8 billion years ago, a singularity exploded. The singularity is an infinite mass, infinite energy, infinite heat, infinite mass, and infinite density. Large, infinitely small point. After the explosion
There is a gravitational source outside the orbit of Pluto. Scientists: It may be the legendary ninth planet
05/23
1449
When it comes to snails, the first thing that comes to mind is that they have a thick shell. In fact, in addition to being known for their thick shells, snails are also the animals with the most teeth in the world.
Snails are said to be the creatures with the most teeth in the world. So what are the uses of so many teeth?
05/23
1641
Walking people have to adjust their gait again and again to walk on curbs or steps. Whether intentionally or not, everyone has developed control strategies to control muscle activity in response to changes in the outside world, thereby protecting them from tripping. effects of ti
Two main strategies for robot gait control
05/23
1358
The majority of overseas Chinese are very concerned about Hong Kong's continued stability, prosperity and development. Recently, Sun Dawen, a well-known Chinese scientist and academician of the European Academy of Humanities and Natural Sciences, wrote an article to express his w
[Tongxinyu] The pearl is dazzling and the bauhinia is beautiful - Chinese scientist Sun Dawen writes an article to celebrate the 25th anniversary of Hong Kong's return to the motherland.
05/23
1190
Got a story for July 4th? Today is also called aphelion. This day is the day when the earth is farthest from the sun. The time it takes for the earth to orbit the sun is one year. The place where the earth is closest to the sun is called perihelion. It is in early July every year
July 4th, the story you don’t know
05/23
1745
According to Global Network, in an environment of increasingly tense international situation, NASA Administrator Nelson recently made a series of remarks against China. In an interview with German media, he hyped up the "Chinese space threat theory" and bluntly stated that China
NASA exaggerates China's "military space program", and China makes it clear: the United States is seeking space hegemony
05/23
1424
Site Latest News
City Express Author: Editor Jiang Yue In 2017, the average number of domestic trips in my country was 3.7 times, and the number of outbound trips was as high as 130 million. Tourism has become a daily consumption necessity for residents.
The new travel method of "travel now, pay later" is here. Walk freely and go wherever you want.
05/23
1941
Judging from the fine of 978,000 yuan, it is indeed a drop in the bucket compared to previous fines for problematic artists. However, this behavior is still illegal. Regardless of the amount, it has hit the red line, and the amount of tax evasion is as high as 163 Ten thousand is
Totally cool! Hunan TV stopped broadcasting dramas related to Yuan Bingyan, goodbye Yuan Bingyan
05/23
1286
On July 4, the well-known cross talk actress Hua Xiaoyuan revealed that she was shot at home. She made this experience into a short video and posted it on her personal social account. The whole incident looked quite thrilling. Fortunately, Xing Shan and her family were unharmed.
Actress Xing Shan revealed that she suffered a shooting at her home and her bedroom door was shot to pieces. She was once rumored to have had an affair with Guo Degang.
05/23
1833
Zhu Lijing was diagnosed with breast cancer as early as the year before last. On July 4, Zhu Lijing's family suddenly issued an obituary, confirming that Zhu Lijing died of cancer at the age of 40. Zhu Lijing's family released the news through her personal account, thanking every
40-year-old Zhu Lijing passed away from cancer. Her family released an obituary and the whole family is in a state of sadness.
05/23
1808
Those born in the 1960s should watch movies like "Bitter Cauliflower", "Crow of the Rooster in the Midnight", and "Reconnaissance across the River". "Hope is beautiful, perhaps the best in the world, and beautiful things never fade away." In those excellent movies that reflect re
18 old movies. I guess you won’t have seen more than three. This is my first time.
05/23
1561
It can be said that the current domestic drama market is quite enthusiastic, with works of various themes emerging one after another, such as "Lucky Ten Thousands", "Everything About Doctor Tang", "The Mountain's Daughter", etc., each work, whether it is The popularity and rating
CCTV has another new drama scheduled, and the quality of the cast is very good
05/23
1824