How many galaxies are there in the universe? The data obtained by scientists through observation makes us desperate How many galaxies are there in the universe? The data obtained by scientists through observation makes us desperate
How fast does the earth move in the universe? It can circle the Milky Way in about 230 million years How fast does the earth move in the universe? It can circle the Milky Way in about 230 million years
Does our universe really exist? The conjecture put forward by scientists makes people doubt life Does our universe really exist? The conjecture put forward by scientists makes people doubt life
What will you see if you leave the earth at the speed of light and return for a minute? What will you see if you leave the earth at the speed of light and return for a minute?
The extreme absolute zero temperature is terrible? Time and space will lose the meaning of existence The extreme absolute zero temperature is terrible? Time and space will lose the meaning of existence
18 billion kilometers away, the discovery of Voyager 1 makes it not easy for humans to get out of the solar system 18 billion kilometers away, the discovery of Voyager 1 makes it not easy for humans to get out of the solar system
Are the laws of physics in the universe the same as the earth? Scientists have given answers through research Are the laws of physics in the universe the same as the earth? Scientists have given answers through research
The Fermi Paradox may reveal the truth of civilization, and hint to mankind that advanced civilization may be extinct. The Fermi Paradox may reveal the truth of civilization, and hint to mankind that advanced civilization may be extinct.
An unexplainable phenomenon allowed Einstein to discover the secret hidden by time An unexplainable phenomenon allowed Einstein to discover the secret hidden by time
Is the iron law of the universe a natural evolution or a setting of some force? Is the iron law of the universe a natural evolution or a setting of some force?