Latest Stories
Most recently published stories in Earth.
The solar system moves 7 billion kilometers every year, but the North Star is always due north. Why is this?
In our universe, whether it is as big as a galaxy or as small as an electron, it is always in motion, even when we think we are sitting still in a chair, the earth is carrying us at every second The speed of about 30 kilometers revolves around the sun, and the sun is also moving, in fact, it is orbiting the center of the galaxy with the entire solar system, and the speed is as high as about 220 kilometers per second.
By daron mychal4 years ago in Earth
Why do two pieces of metal get welded together when they touch in space?
This phenomenon is not mysterious, known as cold welding, has been widely used in industrial production. Although it is called cold welding, it is not because the space is too cold, the two pieces of metal are frozen together.
By daron mychal4 years ago in Earth
Will humanity be trapped in the solar system forever? What would humans do without superluminal speeds and wormholes?
The solar system is a system of celestial bodies maintained by the sun's gravity. That is to say, all celestial bodies within the effective range of the sun's gravity belong to the solar system. Then, according to this definition, how big is the solar system?
By daron mychal4 years ago in Earth
Scientists Take Pictures of the Universe 380,000 Years After the Big Bang, Calling it "God's Face"
Our Universe expanded from a tiny point to a scale measured in light-years, and in the first three minutes, all of the most astonishing transformations took place in the Universe. You won't be able to see these sights even if you are there. Whenever we look up at the sky, we see a scene from billions of years ago, and we take it for granted that this has always been the case, but it is not.
By daron mychal4 years ago in Earth
Why did Earth choose carbon-based life over silicon-based life? What does silicon-based life look like?
From a macro perspective, the earth is a very ordinary planet in the vast sea of stars, but from the perspective of life, the ordinary earth is not ordinary at all, and even the word "legend" is not an exaggeration.
By suzanne darlene4 years ago in Earth
An unacceptable, but helpless fact: we live in the most barren place in the universe
Different countries or regions have different names for the Milky Way. In ancient China, people called the Milky Way Galaxy "Tianhe" and "Tianhan", and in the Western world it was also called "Milky way", you read that right, the literal translation is "Milk Road".
By suzanne darlene4 years ago in Earth
Why is the "ozone hole" hardly mentioned now? Is it a lie of the century, or has it healed?
From the end of the 0th century to the beginning of the 21st century, what were the most mentioned environmental issues? Perhaps the first thing that comes to most people's minds is the greenhouse effect, ignoring another issue that is also of concern - the hole in the ozone layer.
By suzanne darlene4 years ago in Earth
There may have been a nuclear war in the solar system, and experts have come up with "evidence" that the Martian civilization disappeared like this?
Have the planets in the solar system ever had a nuclear war? Authoritative experts took out "direct evidence", and the behavior of Martian civilization has subsided like this?
By suzanne darlene4 years ago in Earth
The discovery of a physical law makes scientists feel desperate, saying: I would rather not discover it
In the past half century, the pace of technological development of mankind has been astonishing. Compared with the current technological era 50 years ago, I believe that many older generations have a deep understanding of it. Even in today's post-80s generation, the backbone of today's society, if you look back carefully at the changes over the past few decades, you will be surprised at how rapidly human technology has developed.
By suzanne darlene4 years ago in Earth
Are octopuses really native to Earth? Scientists may be right, multiple studies suggest
Hundreds of years ago, mankind finally entered the industrial age from the industrial age. The advent of science and technology has brought new opportunities to mankind. It took us only 200 years to achieve a huge leap.
By adalberto alejandrina4 years ago in Earth
Distance from Earth to Space How long does it take for a pilot to enter space?
Whether we humans can go to other planets one day, it is very possible. And now, human beings want to safely enter the universe and explore the solar system, I am afraid it is still out of reach.
By adalberto alejandrina4 years ago in Earth
