The universe may “forbid” humans from observing singularities, perhaps to protect us The universe may “forbid” humans from observing singularities, perhaps to protect us
Why do more and more scientists suspect that the solar system may be designed? Why do more and more scientists suspect that the solar system may be designed?
Does the alien civilization that mankind is looking for really exist? Does the alien civilization that mankind is looking for really exist?
Methuselah is 13.9 billion years old, which is older than the age of the universe Methuselah is 13.9 billion years old, which is older than the age of the universe
The first “interstellar traveller” to enter the solar system, scientists speculate that it may be a probe The first “interstellar traveller” to enter the solar system, scientists speculate that it may be a probe
The spacecraft returned to Earth, why is the landing point inaccurate? The spacecraft returned to Earth, why is the landing point inaccurate?
A special star has too much rare earth metal elements, maybe the alien civilization is taking out the garbage A special star has too much rare earth metal elements, maybe the alien civilization is taking out the garbage
Is it a good thing for humans to take the initiative to expose themselves and attract the attention of alien civilizations? Is it a good thing for humans to take the initiative to expose themselves and attract the attention of alien civilizations?
The rocket has been accelerating in space, can it exceed the speed of light? Two methods may work The rocket has been accelerating in space, can it exceed the speed of light? Two methods may work