5:26
Photolithography: Step by step
Recommended
science
More shocking than movie special effects, 3 rare natural phenomena, how many have you seen? There are many magical natural phenomena on the earth. The following three rare landscapes may not be seen by many people in their lifetime. The first one is a fire tornado that can be enc
3 rare natural phenomena that are difficult for humans to photograph. If you see one, you are considered lucky.
science
The proposal of dual carbon targets has not only made new energy industries such as electric vehicles and hydrogen fuel vehicles soar, but also provided scientists with a research topic, that is, how to turn carbon dioxide into waste through new technologies to achieve carbon red
New applications for solar energy! Michigan professor proposes new process to use CO2 and water to prepare chemical fuels to achieve carbon reduction goals
science
This article is original to the Translational Medicine Network. Please indicate the source when reprinting. Author: Mia Introduction: From a physical perspective, there are always many mysteries about how memories are generated and stored in the brain. Previous studies were only
How are "PNAS" memories generated and stored? First real-time monitoring of gene expression in living brains
science
Recently, the patrol personnel of the Sichuan Xiaozhaizigou National Nature Reserve Management Office have just completed patrolling the Xialiligou line and at the same time completed the collection of infrared camera materials. When patrolling the infrared camera materials from
Xiaozhaizigou, Sichuan: Wild giant pandas and black bears were photographed at the same location
science
The wind of the Yuan Universe also blew into the Year of the Tiger Spring Festival Gala, and became the "Getting Rich" in the Spring Festival Gala program. In this year's Spring Festival Gala skit "Not Yet", Shen Teng said, "I am a dog in the metaverse." This pushed the metaverse
What is the Metaverse and why does the Metaverse appear?
science
In a recent study published in Nature, a research team from the Massachusetts Institute of Technology (MIT), inspired by the auditory system, developed a fabric with sensitive "hearing" that can also retain machine washability. properties of traditional fabrics such as sex and dr
Nature: MIT scientists develop fabric with sensitive "hearing"
science
This strange, fluid-like electronic behavior could be used in the next generation of low-power electronics, potentially making them more efficient. Although they are discrete particles, water molecules flow collectively as a liquid, creating streams, waves, eddies, and other clas
Scientists observe for the first time 'electron vortices' that could help design more efficient electronics
science
Have you ever thought about this question: It is possible that the world we live in, like the science fiction film "Hackers from Another Dimension", is just a program, a time and space created by an advanced civilization?
A "mysterious matrix" appears in the night sky in Shijiazhuang. I don't know who created it. What did it come from?
science
On July 5, 2022, according to a report by Bloomberg titled: "The United States wants Dutch suppliers to stop selling chip manufacturing equipment to China," U.S. government officials are lobbying, hoping to further prevent ASML from selling lower-priced chips to China. The latest
ksliu: The United States wants the Netherlands to cut off the supply of Chinese lithography machines, and the consequences may be disastrous
science
What is the core asset of the laboratory? The laboratory scenes are of course biological samples. They are the objects of laboratory scientific research, and their safety means the safety of experimental data. Once the laboratory loses power or the instrument malfunctions, the sa
Have you ever seen a liquid nitrogen tank that automatically sprays liquid nitrogen?
Relation Video
science Relation Video
Site video recommendation
science Latest News
science
Ferrous sulfate reduces soil hexavalent chromium (ferrous sulfate). In order to solve the problem of excessive hexavalent chromium in the soil, ferrous sulfate is first used to reduce the hexavalent chromium in the soil to trivalent chromium, and then sodium hydroxide is used to
Ferrous sulfate reduces soil hexavalent chromium
science
Recently, Chinese scientists discovered that the pharyngeal arches of Yunnanensis produced by the Chengjiang fauna of the Cambrian period 518 million years ago have a unique cellular cartilage structure of vertebrates, confirming that Yunnanensis is the most primitive group of ve
Are insects the ancestors of humans? Jiangsu scientists reveal Yunnan worm is the most primitive vertebrate
science
Editor's note: The wild boar is coming down the mountain! "Monkey Paper" has arrived on my balcony! News of wild animals entering the city frequently appear on social media. In fact, there are so many native wildlife living all around us that we know so little about them. Only by
Eye of the Secret Realm·Friends of Mankind Calendar | Bream: The dawn sun shines on the river, and the fish swim like a jade bottle
science
On May 17, the United States held its first public hearing on UFOs since 1966. During the hour-and-a-half-long meeting, some UFO footage was shown and highlighted how the U.S. Department of Defense had collected at least 400 sightings and 11 near-collision incidents.
The first UFO hearing in the United States announced many confirmed UFO incidents. What is the purpose?
science
The threat of nuclear war is the gravest since the Cold War, so a group of scientists revisits the never-ending bleak subject of what would happen if atomic bombs started flying in today's world. As you can imagine, this is pretty scary.
New simulation shows nuclear war in 2022 could trigger a 'Little Ice Age'
science
Scientists now believe that declining ozone over the Arctic is causing unexpected weather effects in the Northern Hemisphere. As reported in Nature Geoscience , the team believes they have discovered a causal link between reduced ozone and unusual weather events.
Thinning ozone over the Arctic is causing unstable weather in the Northern Hemisphere
Site Latest News
science
The normal thyroid gland is located in the neck, in front of the trachea, and is H-shaped. The left and right lateral lobes are connected through a narrow narrow part. It can move up and down with the movement of the person. The blood supply of the thyroid gland is very rich, suc
Can patients with thyroid nodules eat kelp? Doctor: 5 types of food, try to eat as little as possible
science
Nowadays, physical examination has become a norm. Many people will choose to go for a physical examination. During the physical examination, problems can be further discovered and solved. With the continuous development of society, people's diet is also developing and changing. L
Can eating onions help lower blood lipids? Doctor: Eat 5 more things on a daily basis, which may make your blood vessels healthy
science
Fruits contain a lot of sugar and will taste more delicious. However, when our blood sugar rises, it is not a good thing! What are the dangers of high blood sugar? How “high” is considered hyperglycemia? How much impact does diabetes have on life? Will eating too much sugar cause
How “high” is considered hyperglycemia? These 5 little habits can help you manage blood sugar easily
science
As the saying goes, buy new rather than old. iPhone 14 can be said to be one of the most anticipated mobile phones in the second half of this year. However, according to the current leaked information, Wang Shouyi is right again, iPhone 13 is better. At the beginning of this year
iPhone 14 downgrades toothpaste and will be released on September 13. Is it really not as good as iPhone 13?
science
She has appeared in campaigns for Chanel Cosmetics, H&M, Dior, Dolce & Gabbana and Versace.
Fashion magazine shot by veteran Brazilian supermodel Gisele Bündchen
science
The sky in July is full of colors, and the earth in July is laughing and singing.
The Rehabilitation Center for Veterans of the Autonomous Region organized the "Don't Forget the Original Intention, My Heart Is Committed to the Party" literary and artistic performance for veterans