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Where are all the aliens? | Stephen Webb
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Cheng Yuqi, a famous geologist, science and technology management expert, one of the pioneers of modern geological research in my country, and the main founder of my country's metamorphic rock science and Precambrian geology.
Science and Life丨Academician Cheng Yuqi: Geological road, laying foundation and pioneering
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This animated image confirms the location of the newly formed rocket body's twin craters. The first half is a view taken by the Lunar Reconnaissance Orbiter on February 28, 2022 (M1400727806L); the second half is from May 21, 2022 (M1407760984R). The width shown in the picture is
A mysterious rocket of unknown origin created two craters on the moon.
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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.
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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Recently, CBS broke a piece of shocking news: a photo that may be an "alien shiti". It is said that this photo is related to the original "Roswell Alien Incident".
75 years later, the media found new evidence of the "Roswell UFO incident". Do aliens really exist?
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In the above-mentioned vision of high-tech warfare, lasers are mentioned many times. This is definitely not a bizarre myth. It not only plays a huge role in production, medicine, scientific experiments and other fields, but also greatly promotes the development of military techno
Which country has military control over space that actually controls the world?
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Researchers such as Jiang Hao from the University of Virginia School of Medicine discovered that a tumor suppressor gene that is frequently mutated in a variety of tumors can function through liquid-liquid phase separation (1). The protein encoded by this gene is UTX.
Nature | Tumor suppressor genes can function through liquid-liquid phase separation
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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
A woman in war-torn Ukraine won the Nobel Prize in mathematics, the second female winner in history
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Virology is primarily concerned with viruses that are pathogenic to humans or other species of which we are most concerned. During the novel coronavirus pneumonia epidemic, scientists have conducted a lot of research on SARS-CoV-2, the pathogen that causes infection.
Research on new viruses and new hosts will vigorously promote the development of virology
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Researchers such as Stefano Piccolo from the University of Padua in Italy discovered that YAP/TAZ, a key factor in mechanical force signaling, plays a key role in cellular aging.
Nature | Mechanical force signaling cascades to immune regulation of cellular senescence
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Manufacturing simulation of an unconventionally reinforced aircraft fuselage during automated fiber placement (Source: IFW) The results of biomimetic observations, topology optimization or feasibility in manufacturing do not always end up with the same geometry - in fact, Very fe
OptiFee-Optimization of aircraft fuselage enhancement layout
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The oxygen content of the air is only about 40% of that in the plains, and the annual average temperature is below 0 degrees Celsius. Looking around, you can see the boundless plateau alpine desert grassland. This is the Qiangtang National Nature Reserve, known as the "forbidden
Meteorological service records of "life forbidden zone"
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A new Tel Aviv University study proposes a new AIDS treatment that could be turned into a vaccine or a one-time treatment for HIV patients. The study looked at modifying type B white blood cells in patients so that they release anti-HIV antibodies in response to the virus.
Scientists propose potential AIDS treatment: HIV may be defeated with a single injection
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Shape memory polymers have broad application prospects in biomedical and mechanical engineering. However, most shape memory polymer programming processes require heating, such as water baths and oil baths. However, this environmental indirect heating method has limited heating ra
Jilin University and Huazhong University of Science and Technology joint research-shape memory polymer co-extrusion 4D printing strategy
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Amorphous calcium carbonate (ACC) calcium supplement developed by Israeli biotech company Amorphical was tested in space and results show that it can improve muscle performance in zero gravity. , strengthen and build bones, provide body functions, and enhance immunity.
Technology Frontier | Israel’s innovative ACC technology opens a new era of “space settlement”
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In mid-to-late June, a professional monitoring found that Chinese horseshoe crabs were found all over the coastal tidal flats of the Hepu Dugong National Nature Reserve in Guangxi. The maximum density per unit quadrat was as high as 53.1 birds/100 square meters, ranking first in
With a density of 53.1 horseshoe crabs per 100 square meters, the density of horseshoe crabs in Guangxi ranks first in the country.
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There are no identical creatures on the earth, and there are no identical individuals. Even identical twins will have such differences. However, scientists have concluded that there is only one ancestor of these various creatures living on the earth. Then the creatures on the ear
How is the direction of biological evolution determined?
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As a native born in the 1980s, when I accidentally hear some familiar melodies, I feel like I can turn back time and remember that era. Although there are only fragments, the melody is still unforgettable, so I feel like it every time I hear it. The urge to cry. Below I recommend
Every old song is a memory of life. Which old song is your life memory?
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Usually, we use "experts, masters" to "ironize" some powerful people in order to increase our own momentum. Immediately after "sarcasm" we: feel good.
"Ordinary people" can also quickly become "amazing": please don't tell too many people about these 4 ways
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The matter of choosing a car is really like a carrot, everyone has their own preferences. While Chinese people are crazy about pursuing tall and powerful off-road vehicles, Europeans are in love with station wagons.
Spacious and comfortable, are these three station wagons that have been ignored by Chinese people not bad?
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In fact, before ADV models were as popular as they are now, in addition to heavy cruisers for long-distance motorcycle tours, there were also high-end recreational motorcycles launched by various manufacturers.
Yamaha's top touring motorcycle, benchmarking Kawasaki H2SX and Suzuki Hayabusa, water-cooled four-cylinder 147 horsepower
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When Sanyang exhibited the concept version of NH-T200 at the Milan Auto Show in 2017, I believe many people were full of curiosity. A manufacturer famous for manufacturing scooters suddenly launched an adventure vehicle, and its appearance was very tough. Naturally, People are fu
Car Review: "Gentle" under the tough guy appearance, the Sanyang NH-T200 priced at 15,980 yuan has become a disruptor of small-displacement SUVs
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If you are willing to spend money, any car can reach a mileage of 320,000 kilometers. But the cost of repairs and maintenance will be very staggering, and "ConsumerReports", a well-known American car evaluation program, analyzes it through data and actual measurements.
The evaluation agency selected 10 cars that are durable and cost-effective. Unexpectedly, they were all covered by these two brands.