We had many doubts about the relationship that Neanderthals and Sapiens had. The remains of a child are solving them

Today is a fact recognized by the scientific community, which sapiens(Homo sapiens) and Neanderthals (H. Neanderthalensis) They lived in some contexts. Fruit of that coexistence, the procreation between both human species and, the result of that procreation, a Neandertal genetic legacy that still lasts, to a greater or less measure, in our genes. Fruit also of that hybridization were the remains of the one we know today as the Lapedo child. New dating. Now, a new study He has managed to stop These bone remains found almost 30 years ago in the Lapedo Valley, in the center-west of Portugal. According to this new dating, the child to whom these bones belonged would have lived about 28,000 years ago, millennia after the extinction of their Neanderthal ancestors. A key finding. The remains of the Lapedo child was found by chance in 1998 in the homonymous valley, near the Portuguese city of Leiria. At the time, the infant bone remains assumed an important test in favor of the hybridization hypothesis between Neanderthals and Sapiens. The bones showed their own features. Of the Neanderthals would have inherited attributes such as complexion. At the time when some experts DNA began to study Of the bone remains left behind by the Neanderthals, these remains showed us otherwise the results of the hybridization between our species and its evolutionary “cousins”. Studies that would also help confirm this hybridization. New information 27 years later. The new study estimates that the Lapedo child would have lived between 27,780 and 28,550 years ago. The dating had been elusive so far since the remains were surrounded by organic matter belonging to different periods. The team managed to save this obstacle focusing on an amino acid present in the collagen of human bones. “Being able to successfully date the child, we feel like a small piece of their history, which is a great privilege,” explained to Phys.org Bethan Linscott, co -author of the study. The details of the study have been published In an article In the magazine Science Advances. Rites … The child’s bones are only part of the history of the society in which he was born. And, as Linscott explains, these remains were found in a grave, they had not been left behind but had received some kind of funeral rite. The bone remains were found along with animal bones. Next to the child were discovered remains belonging to a deer, and about the child, remains belonging to a rabbit. A piece of coal that seemed to be part of a funeral rite was also discovered. The study of the different elements showed a somewhat different story. While rabbit’s remains were contemporary of the infant’s remains, both the deer bones and the piece of bastard would be prior to the era in which this lived. … and superstitions? Another important detail that reveals the Lopedo site is that this was abandoned for at least two millennia after the burial of the young man. This allows us to speculate with the reason for this migration and about its possible connection with the tomb found in this environment. In Xataka | 8,000 years ago a group of farmers crossed the Aegean Sea. Its trail can still be seen in the DNA in Media Europe Image | Jakub Hałun

Column by Nancy Alvarez: Solving things like human beings

Regarding the treatment that we human beings owe to each other, we can no longer speak of civilization, in any way. I was very surprised by how my colleagues from the program “Desiguales” (Univisión) reacted to the fact that Trump and Obama were speaking, very pleasantly, at the funeral mass of former President Jimmy Carter. They were surprised that they smiled and spoke kindly, as if analyzing issues in the middle of mass. They wondered what two people from two different parties were doing talking so friendly. So, I asked them: why do we continue to teach our children that people who do not think alike, from different parties or from two football teams, should get along badly? Before, I saw that US presidents got along well, and even met to try to find solutions to problems. What was the point of not doing it? Why if I am for Trump and you are for Biden, do we have to be enemies? Why can’t we talk? Dialogue is civility, basic education. That is to say to children: we can think differently or disagree on something, but we have to talk and solve things like the human beings that we are. I feel very proud to see that these two people are saying, to those who think like animals, that it is possible to negotiate. I always give this example: I hate Joaquín Balaguer, former Dominican president, with all the strength of my heart. I have serious reasons. I’ve tried for years to stop doing it, and I’ve gotten better, but I still hate it, I have to admit. I don’t like the situation and I should be able to forgive him, but I can’t. Someday I will explain my reasons. However, I never stopped being one of the best friends of Bello Andino, Balaguer’s best friend, may he rest in peace. He was his right-hand man, and the only one Balaguer trusted. I was friends with Bello Andino until the end. And do you know why we never fight? Because I didn’t speak badly to him about Balaguer and he didn’t mention it when he was with me. That’s called respect for other people’s rights, being who you want to be. We have to teach all this to children. Enough of so much war, rage and violence. When I argued my position to my friends, they responded: “well, it’s true, it’s a good example for the children.” So, let’s think about them. We’re already leaving him with enough filth. http://www.DraNancy.com

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