Science
Since the universe was born at a singularity
I believe we are all familiar with the "big bang theory of the universe", after all, this is the mainstream theory to explain the origin of the universe, we usually understand the theory that the universe was born in a very small, very dense, extremely high-temperature singularity, about 13.8 billion years ago, this singularity exploded, and then gradually evolved into what we now The universe as we see it now. But the question is, since the universe was born in a singularity, what is outside the singularity?
By Robert Jack3 years ago in Earth
"Antarctic Wall" discovered
Three million years ago, mankind was born on earth, with continuous historical evolution, human civilization also has a few thousand years of history. In between these thousands of years, the period of rapid development of human science is these few centuries.
By Karen Gillanah3 years ago in Earth
The sun is quietly changing
The sun is the source of everything on earth, it is because of the sun's light and heat, the earth can become a vibrant planet, however, the sun is not an eternal existence, with the evolution of the sun, one day, the earth will become no longer suitable for human survival, then the sun left human time how long it?
By Robert Jack3 years ago in Earth
Advanced civilization of 1 billion years level
The scientific community generally believes that the universe was born about 13.8 billion years ago, and according to scientists' estimates, rocky planets were already prevalent in the universe about 10 billion years ago. As we all know, the Earth is a rocky planet, but the Earth is lucky to have a series of natural conditions favorable to life, because of this, life on the Earth can live and eventually evolve into human civilization.
By Robert Jack3 years ago in Earth
Two million years of rainy season
The Earth's crust not only provides us with solid ground to stand on but also preserves various traces of the Earth's past. By studying the strata formed in ancient times, we can learn from them what the Earth's natural environment was like in the distant past.
By Robert Jack3 years ago in Earth
A planet swallowed by a black hole
The gravitational force of black holes is so strong that they can swallow any matter known in the universe, even if the size of the planet, as long as the black hole into the "sphere of influence", the same can not escape the fate of being swallowed, so the planet swallowed by the black hole, where did they end up? Let's talk about this topic.
By Robert Jack3 years ago in Earth
A hundred times higher than Everest
For the basic structure of the Earth, although we do not know as detailed as professional researchers, in general, there is still a general system, but the development of science is such that at any time there will be discoveries that can overturn our perceptions.
By Karen Gillanah3 years ago in Earth
The Earth's atmosphere is constantly losing
Kardashev RatingOf the eight planets in our solar system, Mars is the closest to Earth in terms of the natural environment, so it has rightly become a key exploration target for humans, who have launched many probes to Mars in the past and have harvested a large amount of Mars data.
By Robert Jack3 years ago in Earth
How scary is the fourth level of civilization
The word civilization is not new to us, it refers to the product of human society to a certain stage of development. In our history, there existed four ancient civilizations, and although only China is left today with a continuous history, it is a testimony to the continuous development of human civilization.
By Karen Gillanah3 years ago in Earth
There is a planet hidden behind the sun
The Sun is the center of the solar system, and all known planets in the solar system, including the Earth, are revolving around the Sun under the effect of the Sun's gravity, and after knowing this fact, very interesting speculation was made: Is there a possibility that there is a planet hidden behind the Sun that we have not discovered?
By Robert Jack3 years ago in Earth
