Black Holes 101 | National Geographic

2024/04/2103:22:04 science 7563199

Black Holes 101 | National Geographic - DayDayNews

Black Holes 101 | National Geographic - DayDayNews

3:11

* All content videos are shared, reposted and embedded from YouTube. If there is any violation or error, please contact us to delete it.

science

June 1 to November 30, 2005 As 2007 approaches, an extreme to abnormal drought occurs in the southeastern United States. The year also saw tropical cyclones—tropical depressions, tropical storms, and hurricanes—that often flooded parts of the East Coast and Gulf Coast. Tropical c - DayDayNews

June 1 to November 30, 2005 As 2007 approaches, an extreme to abnormal drought occurs in the southeastern United States. The year also saw tropical cyclones—tropical depressions, tropical storms, and hurricanes—that often flooded parts of the East Coast and Gulf Coast. Tropical c

"Space Observation" Small tropical cyclones contribute more to annual rainfall

05/18 1663

When the planet experiences events such as fault movement, rising magma flows, and massive landslides, energy is released, and seismic waves are one of the results. In a new study, scientists found that earthquakes occurred at similar locations in the Kermade Islands in the South - DayDayNews

When the planet experiences events such as fault movement, rising magma flows, and massive landslides, energy is released, and seismic waves are one of the results. In a new study, scientists found that earthquakes occurred at similar locations in the Kermade Islands in the South

Study finds: Earth's outer core is changing over time

05/18 1316

Atoms were once considered to be the basic particles of everything in the world, but later people discovered that atoms are composed of nuclei and electrons, and there is a vast space between the nuclei and electrons. How vast is it specifically? Let us take the simplest atom in - DayDayNews

Atoms were once considered to be the basic particles of everything in the world, but later people discovered that atoms are composed of nuclei and electrons, and there is a vast space between the nuclei and electrons. How vast is it specifically? Let us take the simplest atom in

What exists in the vast space between the nucleus and the electrons? Is it an absolute vacuum?

05/18 1428

The editor has recently become obsessed with ferns. Their leaves generally have a mathematical beauty like the golden ratio. There are many types, and most of them are beautiful. They can be seen in forests, riversides, and in the courtyards of ancient houses. Fern and nautilus a - DayDayNews

The editor has recently become obsessed with ferns. Their leaves generally have a mathematical beauty like the golden ratio. There are many types, and most of them are beautiful. They can be seen in forests, riversides, and in the courtyards of ancient houses. Fern and nautilus a

Fragrant garden | "Pteridophylla fern", the "living fossil" of the plant world

05/18 1059

@真知新ordinate Popular science and cold knowledge 1. Lamprey Lamprey has lived on the earth for hundreds of millions of years, and it has always maintained its appearance in ancient times, so it is also called a "living fossil." Later this creature was assigned to the superclass Ag - DayDayNews

@真知新ordinate Popular science and cold knowledge 1. Lamprey Lamprey has lived on the earth for hundreds of millions of years, and it has always maintained its appearance in ancient times, so it is also called a "living fossil." Later this creature was assigned to the superclass Ag

Seven exotic species, one relies on breeding and one is prohibitive

05/18 1704

The lobsters mentioned here specifically refer to the giant lobsters that live in the ocean. Their appearance is similar to the common lobsters in our lives, but their sizes are much larger. The reason why lobsters are said to be immortal is mainly related to an accidental captur - DayDayNews

The lobsters mentioned here specifically refer to the giant lobsters that live in the ocean. Their appearance is similar to the common lobsters in our lives, but their sizes are much larger. The reason why lobsters are said to be immortal is mainly related to an accidental captur

Theoretically, lobsters can live forever

05/18 1605

I once read "Insects" when I was young, and I was full of yearning for the insect world described by Fabre. I often turned over stones or inspected leaves to look for the small insects hiding in the depths. As I get older, I gradually develop an inexplicable fear of insects in na - DayDayNews

I once read "Insects" when I was young, and I was full of yearning for the insect world described by Fabre. I often turned over stones or inspected leaves to look for the small insects hiding in the depths. As I get older, I gradually develop an inexplicable fear of insects in na

An insect pocket book that brings you closer to nature

05/18 1720

This method based on mechanochemistry is one of the important advances in the modification of liquid metal, which essentially broadens the practical application of liquid metal in functional polymer composites, thermal interface materials, and electromagnetic shielding products. - DayDayNews

This method based on mechanochemistry is one of the important advances in the modification of liquid metal, which essentially broadens the practical application of liquid metal in functional polymer composites, thermal interface materials, and electromagnetic shielding products.

Sichuan University team develops liquid metal mechanochemistry technology, which has huge potential in fields such as energy storage materials

05/18 1994

Mangroves, made up of salt-loving trees, shrubs and shrubs, play an important role in providing waterfowl habitat and preventing coastal erosion. Because the areas they occupy are also viable for aquaculture, however, these watery forests face continued development pressure. One - DayDayNews

Mangroves, made up of salt-loving trees, shrubs and shrubs, play an important role in providing waterfowl habitat and preventing coastal erosion. Because the areas they occupy are also viable for aquaculture, however, these watery forests face continued development pressure. One

"Space Observation" Ramsar Convention and Vietnam Wetlands

05/18 1145

Moscow, July 3 - RIA Novosti, Vladislav Strekopytov. In scientific articles about cosmology, the term "our universe" is often encountered. It turns out that scientists are seriously considering the possibility that others existed - before us, or parallel to us, made of antimatter - DayDayNews

Moscow, July 3 - RIA Novosti, Vladislav Strekopytov. In scientific articles about cosmology, the term "our universe" is often encountered. It turns out that scientists are seriously considering the possibility that others existed - before us, or parallel to us, made of antimatter

Parallel reality. What scientists know about other universes

05/18 1021

Xu Deng has already played two games with Ling Dujun on whether the derivation process of the Lorentz transformation in Einstein's special theory of relativity is related to light, and the third game has already begun. - DayDayNews

Xu Deng has already played two games with Ling Dujun on whether the derivation process of the Lorentz transformation in Einstein's special theory of relativity is related to light, and the third game has already begun.

Regarding the issue of relativity, Xu Deng has laid a Zhenlong chess game for Mr. Ling Du. Can you solve it for him?

05/20 1773

On July 3, the Japan Marine Research and Development Agency announced that a giant deep-sea fish was photographed at a depth of more than 2,000 meters. According to the information released by Japan on the Yokozuna sardine, this deep-sea fish is dark blue-purple in color and has - DayDayNews

On July 3, the Japan Marine Research and Development Agency announced that a giant deep-sea fish was photographed at a depth of more than 2,000 meters. According to the information released by Japan on the Yokozuna sardine, this deep-sea fish is dark blue-purple in color and has

A 2.53-meter giant deep-sea fish was discovered in Japan! The thick head and big mouth are suspected to be related to Japan’s nuclear wastewater

05/19 1980

[Source: Wuqing Ecological Environment] What is renewable energy? Renewable energy refers to energy that can be continuously regenerated and utilized in nature and is inexhaustible. Renewable energy comes from natural processes that are constantly replenished. - DayDayNews

[Source: Wuqing Ecological Environment] What is renewable energy? Renewable energy refers to energy that can be continuously regenerated and utilized in nature and is inexhaustible. Renewable energy comes from natural processes that are constantly replenished.

Environmental Science Popularization丨What is the difference between renewable energy and clean energy?

05/19 1257

The great dream of landing on Mars around 2035 is news that makes hundreds of millions of Chinese people happy. However, few people have considered why we are on Mars instead of Venus, which is also a "neighbor" and is even closer to the earth. In fact, no one has tried to explor - DayDayNews

The great dream of landing on Mars around 2035 is news that makes hundreds of millions of Chinese people happy. However, few people have considered why we are on Mars instead of Venus, which is also a "neighbor" and is even closer to the earth. In fact, no one has tried to explor

Why did the probe land on Mars but not the nearest Venus? Is there something scary up there?

05/19 1187

Are white holes the key to time travel? Do white holes really exist? Will there be a white hole if there is a black hole? Can white holes time travel? - DayDayNews

Are white holes the key to time travel? Do white holes really exist? Will there be a white hole if there is a black hole? Can white holes time travel?

Will there be a white hole if there is a black hole? Can white holes time travel?

05/19 1615

Earlier related coverage: Roswell Daily Record newspaper announced the capture of a 'flying saucer' - DayDayNews

Earlier related coverage: Roswell Daily Record newspaper announced the capture of a 'flying saucer'

2015.5.6 Roswell incident in Mexico announced·Truth or hoax?

05/19 1484

Xu Deng has already played two games with Ling Dujun on whether the derivation process of the Lorentz transformation in Einstein's special theory of relativity is related to light, and the third game has already begun. - DayDayNews

Xu Deng has already played two games with Ling Dujun on whether the derivation process of the Lorentz transformation in Einstein's special theory of relativity is related to light, and the third game has already begun.

Regarding the issue of relativity, Xu Deng has laid a Zhenlong chess game for Mr. Ling Du. Can you solve it for him?

05/20 1773

Love Taiwan and oppose "independence", and we are united! Please pay attention to Hello Taiwan ↗↗↗ Picture 1: Hsieh Chi-wei was the spokesperson of the Bian administration. News from Hello Taiwan website on December 25. The scandal involving Taiwanese high school students pretend - DayDayNews

Love Taiwan and oppose "independence", and we are united! Please pay attention to Hello Taiwan ↗↗↗ Picture 1: Hsieh Chi-wei was the spokesperson of the Bian administration. News from Hello Taiwan website on December 25. The scandal involving Taiwanese high school students pretend

"Taiwan independence" justifies pretending to be a Nazi! Take this opportunity to fight against the mainland and against the blue! Does the International know?

05/20 1645

Shanghai Fosun Pharmaceutical Group supplied the first batch of 932,000 doses of the mRNA COVID-19 vaccine Fubitai to Taiwan. It departed from Luxembourg Airport on the afternoon of September 1, Beijing time, and arrived in Taiwan at 7 a.m. on September 2. - DayDayNews

Shanghai Fosun Pharmaceutical Group supplied the first batch of 932,000 doses of the mRNA COVID-19 vaccine Fubitai to Taiwan. It departed from Luxembourg Airport on the afternoon of September 1, Beijing time, and arrived in Taiwan at 7 a.m. on September 2.

Fubitai vaccine arrives in Taiwan, and everyone in the Democratic Progressive Party is busy grabbing credit

05/20 1187

Taiwan Affairs Office spokesperson Zhu Fenglian responded to inquiries on the 5th and stated that for a period of time, a very small number of "Taiwan independence" die-hards such as Su Zhenchang, You Xikun, Wu Zhaoxie, etc. have tried their best to incite cross-strait confrontat - DayDayNews

Taiwan Affairs Office spokesperson Zhu Fenglian responded to inquiries on the 5th and stated that for a period of time, a very small number of "Taiwan independence" die-hards such as Su Zhenchang, You Xikun, Wu Zhaoxie, etc. have tried their best to incite cross-strait confrontat

The game between China and the United States has entered into a real confrontation. The target has been clear. Whose back is feeling cold?

05/20 1762

It has been a week since we came to Dubai for winter training. Jiangsu Suning just welcomed another star of hope in its lineup yesterday - Huang Zichang. Suddenly a detail came to mind. The reason given by U23 was that Huang Zichang left the team at the last moment due to physica - DayDayNews

It has been a week since we came to Dubai for winter training. Jiangsu Suning just welcomed another star of hope in its lineup yesterday - Huang Zichang. Suddenly a detail came to mind. The reason given by U23 was that Huang Zichang left the team at the last moment due to physica

The coach calls him "Messi" but does not spoil him. The star of hope is eagerly looking forward to the "real" return

05/20 1526

Since yesterday, World Health Organization Secretary-General Tedros Adhanom Ghebreyesus has been denounced by the green camp from top to bottom because he publicly accused him of personal attacks and racial discrimination by the Democratic Progressive Party authorities in the pas - DayDayNews

Since yesterday, World Health Organization Secretary-General Tedros Adhanom Ghebreyesus has been denounced by the green camp from top to bottom because he publicly accused him of personal attacks and racial discrimination by the Democratic Progressive Party authorities in the pas

Found a nuclear bomb! The Green Camp vigorously attacks Tedros just to divert "internal political disputes"?

05/20 1055