Science
How did the gorillas in Africa spread AIDS to the locals and then to the world?
The disease of AIDS is not terrible, because its transmission route is relatively single, through blood transmission, sexual contact transmission and vertical mother-to-child transmission. As long as you keep yourself clean and pay attention to protective measures, there is a high probability that you will not get AIDS. However, AIDS is still spreading on a large scale among human beings, and so far there is no cure.
By crudden elle3 years ago in Earth
Anecdote: What is hidden on the back of the moon? Is there some unspeakable secret?
Anecdote: What is hidden on the back of the moon? The moon, commonly known as the moon, also known as the lunar moon and the mysterious rabbit in ancient times, is the only natural satellite of the earth and the fifth largest satellite in the solar system.
By crudden elle3 years ago in Earth
280 million kilometers away, after taking the last photo, the spacecraft with precious samples returned to Earth
Speaking of asteroid sampling, you may still vaguely remember that at the end of 2020, Japan's Hayabusa-2 probe successfully returned to Earth with a sample of the "Ryugu" asteroid. From departure to landing on Earth, the flight mileage of the Hayabusa-2 probe Accumulated more than 5.2 billion kilometers. In addition to the Hayabusa2 probe, another unmanned spacecraft has also completed asteroid sampling, that is, the OSIRIS-Rex probe.
By crudden elle3 years ago in Earth
500,000 years ago, the Peking Man failed to climb to the top of the food chain, but became a demon that cannibalizes its peers
When it comes to "Peking Man", everyone is very excited, perhaps because it contains the word "Beijing", so many people mistakenly think that they are descendants of Peking Man! In fact, the Peking Ape has nothing to do with everyone. We are neither their descendants nor their transmitters!
By crudden elle3 years ago in Earth
Did the prehistoric flood come from the moon? The moon came to the earth 15,000 years ago! His words shocked the scientific community
When did the mysterious moon appear? Whether it was captured by the earth, or the piece that was blown away when the asteroid hit the earth, scientists have given various theories over the years. Today, the new point of view that the author is going to put forward, although it is not put forward by scientists, it really shocked many astronomers!
By crudden elle3 years ago in Earth
In 1881, what happened to the savage girl caught in the primeval forest by Norwegian hunters? Sad ending
About 65 million years ago, due to a meteorite hitting the earth, the dinosaurs that dominated the earth at that time died out, and many reptiles were also tragically extinct. Since then, mammals have survived this race for survival, and evolved rapidly, and finally became the current human.
By crudden elle3 years ago in Earth
Are vegetarian animals at the bottom of the food chain? Can a male lion beat a mature giraffe and hunt it
Can a mature African lion beat a mature giraffe? Do lions hunt prime giraffes for food? The lion is the number one top predator on the African continent. Through the observation and research of scientists, it is found that the lion has attacked all the vegetarian and carnivorous animals on the African grassland. .
By crudden elle3 years ago in Earth
Is there really life on Mars? How to explain the "flock" that appeared?
As we all know, the universe is full of mysteries, and it is these wonders that continue to attract scientists to explore curiosity. In recent years, human beings have never stopped exploring outer space. After Americans first landed on the moon, more and more countries have officially entered outer space. Now the mystery of the moon has almost been revealed to us. So humans have set their sights on Mars again. With the development of science and technology, more and more probes have been sent to Mars. After so many years of research, what are the magical things on Mars?
By crudden elle3 years ago in Earth
An owl ancestor appeared? Scientists have discovered a magical little dinosaur, night is like day in its eyes
According to reports, some time ago, scientists discovered a small dinosaur fossil that looks like an owl. It is a small theropod carnivorous dinosaur with a body length of only about 0.6 meters, which is smaller than a domestic pet cat. .
By crudden elle3 years ago in Earth
Is there really life in the oceans of Enceladus? Researcher: Let's first look at how salty the sea is
Since the 21st century, scientists' goal of finding extraterrestrial life has gradually shifted from planets to satellites. For example, Europa and Ganymede orbiting Jupiter, and Titan orbiting Saturn, and the protagonist of our article today - Enceladus.
By crudden elle3 years ago in Earth
21 light-years away, this planet is very similar to Earth, astronomers: 100% of life exists
For many years, human beings have always wanted to find a habitable planet outside the earth that can be "packed in". At the same time, they also hope to find extraterrestrial life among the more than 4,000 known exoplanets. Even the existence of alien civilizations, then, among these planets, which planet is the most reliable?
By crudden elle3 years ago in Earth
