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December 4, 2024
Irene Salinas博士探讨了肠道微生物群在人体中的重要作用,挑战了传统观念,暗示人类大脑中也可能存在微生物群。
November 29, 2024
<p>本期播客探讨了公钥加密技术的发展历程、工作原理及其在现代互联网中的应用。公钥加密通过使用一对密钥(公钥和私钥)来实现信息的加密和解密,解决了传统加密方法中密钥分发的难题。探讨了公钥加密的历史背景,包括其在1970年代由英国政府通信总部和美国研究人员独立发现,以及RSA算法的建立。此外,还讨论了公钥加密在数字签名和加密货币中的应用,以及量子计算机对公钥加密的潜在威胁和未来的应对策略。</p><p><a href="https://www.quantamagazine.org/how-public-key-cryptography-really-works-20241115/">原文链接</a></p>
November 26, 2024
<p>本期探讨了单腿站立时间作为评估身体衰老程度的最佳标志,并指出44岁和60岁是身体化学变化的关键时期。研究通过对不同年龄人群的蛋白质和代谢物分析,以及对40名个体的力量、平衡和步态测试,发现单腿站立时间与年龄的相关性最强,尤其是在非优势腿上。还提到了单腿站立时间与年龄之间的关系可能不是线性的,而是可能在60岁左右出现陡降。最后强调了即使提高单腿站立时间可能不会直接导致健康改善,但这一指标仍然是评估身体状况的一个有用标准。</p><p><a href="https://medium.com/zh/how-old-is-your-body-stand-on-one-leg-and-find-out-fcf8241107da">原文地址</a></p>
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