Notice: file_put_contents(): Write of 4043 bytes failed with errno=28 No space left on device in /var/www/group-telegram/post.php on line 50

Warning: file_put_contents(): Only 4096 of 8139 bytes written, possibly out of free disk space in /var/www/group-telegram/post.php on line 50
Solidot | Telegram Webview: solidot/25765 -
Telegram Group & Telegram Channel
直布罗陀发现尼安德特人使用的缺氧加热室

2024-11-27 15:51 by 太空谜案1

所有文化与文明,无论多么原始,由于对于机能特性或药用需求而从不同植物取得胶水、树脂和焦油,尼安德特人也不例外。尼安德特人通常使用桦木焦油或白樺魚作为粘合剂粘合石块,甚至用作咀嚼物,可能是作为药用。但是尚不清楚他们如何才能获得这种焦油。理论工作可分为两种方法:一种是简单而无效的方法,通过露天燃烧取得桦树皮,另一种更复杂的方法则需要把桦树片放在缺氧的环境中加热。现在科学家报告在直布罗陀发现了一个被用于缺氧加热室的洞穴。由于沙丘的快速推进,该遗迹已被沙丘封住,因此才能保存过去人类活动的真实踪迹。科学家称,“我们已经灭绝的表亲并不非是人们想象中的野蛮人类。”尼安德特人已被证明具有认知能力,正如本研究所得出的结论那样,该研究显示他们在制造树脂作为粘合剂,并将石尖固定在矛柄上的工业流程掌握。

https://www.sciencedirect.com/science/article/pii/S0277379124005274?via%3Dihub
https://www.eurekalert.org/news-releases/1066177?language=chinese

#科学



group-telegram.com/solidot/25765
Create:
Last Update:

直布罗陀发现尼安德特人使用的缺氧加热室

2024-11-27 15:51 by 太空谜案1

所有文化与文明,无论多么原始,由于对于机能特性或药用需求而从不同植物取得胶水、树脂和焦油,尼安德特人也不例外。尼安德特人通常使用桦木焦油或白樺魚作为粘合剂粘合石块,甚至用作咀嚼物,可能是作为药用。但是尚不清楚他们如何才能获得这种焦油。理论工作可分为两种方法:一种是简单而无效的方法,通过露天燃烧取得桦树皮,另一种更复杂的方法则需要把桦树片放在缺氧的环境中加热。现在科学家报告在直布罗陀发现了一个被用于缺氧加热室的洞穴。由于沙丘的快速推进,该遗迹已被沙丘封住,因此才能保存过去人类活动的真实踪迹。科学家称,“我们已经灭绝的表亲并不非是人们想象中的野蛮人类。”尼安德特人已被证明具有认知能力,正如本研究所得出的结论那样,该研究显示他们在制造树脂作为粘合剂,并将石尖固定在矛柄上的工业流程掌握。

https://www.sciencedirect.com/science/article/pii/S0277379124005274?via%3Dihub
https://www.eurekalert.org/news-releases/1066177?language=chinese

#科学

BY Solidot


Warning: Undefined variable $i in /var/www/group-telegram/post.php on line 260

Share with your friend now:
group-telegram.com/solidot/25765

View MORE
Open in Telegram


Telegram | DID YOU KNOW?

Date: |

Crude oil prices edged higher after tumbling on Thursday, when U.S. West Texas intermediate slid back below $110 per barrel after topping as much as $130 a barrel in recent sessions. Still, gas prices at the pump rose to fresh highs. On December 23rd, 2020, Pavel Durov posted to his channel that the company would need to start generating revenue. In early 2021, he added that any advertising on the platform would not use user data for targeting, and that it would be focused on “large one-to-many channels.” He pledged that ads would be “non-intrusive” and that most users would simply not notice any change. Investors took profits on Friday while they could ahead of the weekend, explained Tom Essaye, founder of Sevens Report Research. Saturday and Sunday could easily bring unfortunate news on the war front—and traders would rather be able to sell any recent winnings at Friday’s earlier prices than wait for a potentially lower price at Monday’s open. There was another possible development: Reuters also reported that Ukraine said that Belarus could soon join the invasion of Ukraine. However, the AFP, citing a Pentagon official, said the U.S. hasn’t yet seen evidence that Belarusian troops are in Ukraine. At this point, however, Durov had already been working on Telegram with his brother, and further planned a mobile-first social network with an explicit focus on anti-censorship. Later in April, he told TechCrunch that he had left Russia and had “no plans to go back,” saying that the nation was currently “incompatible with internet business at the moment.” He added later that he was looking for a country that matched his libertarian ideals to base his next startup.
from tr


Telegram Solidot
FROM American