Science
Science
Laser helps bring back space junk
More than half of the thousands of satellites in orbit have now failed, and the accumulation of this floating space debris has been described as a "deadly problem" for current and future space missions and human space travel. Researchers are studying ways to capture failed satellites and other space junk and bring it back to Earth.
By Ferrari Ron4 years ago in FYI
Is there any scientific basis for the inheritance from the first father? From whom do the genes in your child come?
I once read a case in a book, in the ancient countryside, there was a female domestic pig, white and flowery, because the breeding technology of that time is different from now, basically in the state of free-range.
By Hitchinson Metz4 years ago in FYI
After 10 years of using drum washing machine
Washing machine In the vast majority of people's concept of the drum washing machine is the representative of a high-end washing machine, I think most people have such a perception stems from the drum washing machine into the domestic market later than the wave washing machine, so everyone created this idea that the later the newer, the later the more advanced technology.
By Mcgrotha Brinker4 years ago in FYI
While 5-ton elephants can be eaten, camels have almost no natural predators, so why don't predators eat them?
What a big camel Camels are the largest of the desert animals and there are only two types of camels, the dromedary and the Bactrian, which can grow to over 500 kg, with the Bactrian camel being the superior, with the largest individual being 680 kg.
By Flagler Danzig4 years ago in FYI
Soviet official never denied the strange events: cosmonauts bumped into "angels", science is difficult to explain
To modern scientific knowledge, the universe is a vast, deep space in the end there is no existence beyond human perception, which no one can say. There has been no shortage of puzzling strange phenomena around the Earth, the United States space image analyst Mark Anthony mentioned in his research, that he has more than once observed: "a fire seems to have wings skimming the Earth at high speed". The more bizarre is that the "wings" are still fluttering so that this group of unknown things seems to have life.
By Carlo Phil4 years ago in FYI
Animals have a gender, but why the old man said mules do not distinguish between male and female
In the rural areas of our country, many sayings are embedded in thousands of years of inherited experience. One of these sayings is that mules do not distinguish between males and females. This statement is contrary to our common sense, common sense, but it seems that all mammals, will be divided into male and female, but why would there be a "mules do not distinguish between male and female" statement?
By Cilva Kustes4 years ago in FYI
Light stimulates the visual nerve, is the real color really as we see it?
When you open your eyes, you are sure to see a wide variety of colors. The red of flags and tomatoes, the orange of carrots and oranges, the yellow of sunflowers and lemons, the green of plant leaves and hats, the blue of the sky and the sea, the purple of grapes and lavender, the white of clouds and milk, the black that has lost all color. Our world is multi-colored, surrounded by all kinds of colors, attracted by all kinds of colors.
By Derwall Don4 years ago in FYI
