健身用药VS自然！
不靠药物，人自然能练出多少肌肉？使用合成代谢类固醇，又能额外增长多少？今天我们结合真实案例与科学研究，用数据来一起看看。一、自然增肌的天花板：你最多能长多少肌肉？健身圈的科学帝杰夫是加拿大自然健美锦标赛的金牌得主。他坚持自然训练了约15年，身高约165cm。
得了流感，头一周要防的是心梗
得流感以后，心梗和脑梗的风险会在头一周里明显升高，六十岁以上、本来就有高血压、糖尿病、冠心病的人，要格外留意发病后这七天。多项研究反复观察到同一个现象：流感确诊后的头七天里，心梗住院的人数明显高于平时，过了这一周就回落。这不是说得了流感就会心梗。
认知带宽的阶级鸿沟：确定性幻觉与反脆弱迭代的深度博弈
认知带宽的阶级鸿沟：确定性幻觉与反脆弱迭代的深度博弈 (The Cognitive Bandwidth Class Divide: The Deep Game Between the Illusion of Certainty and Anti-Fragile Iteration
运动协调性：重慢与轻快的配方
运动协调性：重慢与轻快的配方你发现的这个协调发力机制 (the coordinated force generation mechanism you discovered)，深刻揭示了生物力学 (sports biomechanics) 与多体动力学 (multi-body dy
申宇婧等：前沿大模型差距仅2.7%！中美AI竞争已并跑
AI is a shared endeavor of humanity， and its sound development bears on the common well-being of all. As the two major forces driving global AI progress， China and the US can transcend zero-sum competition， strengthen their collaboration， jointly address global challenges arising from AI and advance the ethical and beneficial development of AI.
申宇婧等：前沿大模型差距仅2.7%！中美AI竞争已并跑
A new round of the artificial intelligence revolution driven by large language models is accelerating at a rapid pace. AI has evolved far beyond a purely technical issue to become a core strategic variable reshaping the global competitive landscape. As a transformative technology spearheading the new scientific and industrial revolution， AI is comprehensively reshaping modes of production and industrial structures. Competition and collaboration centered on AI will help shape the balance of power among major countries in the 21st century.