What mysteries of the universe are hidden in the first batch of "beautiful photos of the universe" released by Tianmu Tech + James Webb Space Telescope?
Three men and three women lived together in a 93-square-meter hut for a year. By the end of the day, they were all numb and could go out while holding on to the wall.
"Working for the country" - A record of the young scientific research group of the National Defense Science and Technology Innovation Institute of the Academy of Military Sciences
If there is cancer in the body, will the stool tell you? Reminder: There are 3 symptoms when going to the toilet, which may indicate that colorectal cancer has arrived