Sorrow urges white hair and grey face to grow old. Laugh at the long years of the world of mortals. Don’t sigh that youth has gone with the water, and why doesn’t it matter if the green silk is dyed with snow. Laugh at how many things in the world of mortals, worry about adding a little frost to white hair, and green silk is already a beautiful dream.
Network + “in the 21st century, all rational and practical knowledge accumulated by mankind for thousands of years is still an important foundation for human creative progress.”
He stressed that only by constantly exploring and utilizing all the excellent ideology and culture and rich knowledge created by mankind can we better understand the world, society and ourselves, and better create the future of human society.
However, from a scientific point of view, at present, it is more recognized that the only existing species of human genus is Homo sapiens, that is, whether you are Han, ethnic minorities, yellow skinned Chinese, brown skinned, white skinned, black skinned races with other skin colors, everyone’s ancestors are Homo sapiens, and the anatomical structure of modern people, that is, late Homo sapiens, has appeared in this world about 40000 or 50000 years ago.
The earth is a beautiful planet. There are many creatures living on the earth, including marine creatures, terrestrial creatures, amphibians and microorganisms. Among many creatures, human beings are the only intelligent life. Modern science believes that human beings were born more than 2 million years ago. Ape creatures lived on the earth more than 2 million years ago. At that time, there were many other fierce creatures living on the earth. In order to develop for a long time, So they chose to live in groups. Group life can not only effectively resist foreign invaders, but also promote the opportunities of mutual communication. According to the research, scientists have concluded that frequent communication can make the brain develop faster. Because apes communicate together for a long time, their brains become smarter and smarter, and finally successfully evolve into humans.
April 22 isWorld Earth Day。 Today, let’s revisit these important discussions.
Clear evidence links astronomically driven climate change to human evolution
At the bottom of the sea 10000 meters deep, there are things that shouldn’t exist. When humans developed a submersible capable of diving to a depth of more than 10000 meters, scientists finally had a chance to uncover the secrets of the deep sea.
As we all know, the conflict between Russia and Ukraine in the international community has opened a large-scale multi-national secret contest:among them, the EU, the United States, Russia and Ukraine are just battlefields.
Looking down from the distant space, we can see that the water blue planet is shining in the dark and lightless chaos. Human beings are too small and weak in front of the ocean. Although we have also dived into the deep sea for exploration, we can only understand the tip of its iceberg. There are too many unknowns and mysteries hidden in the depths of the sea.