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Why Are Cells Small?
Hacker News (AI keywords)6 days agoTutorialThis essay explains why most cells remain small through two physical limits: surface-area-to-volume ratio and diffusion. As cells grow, volume rises faster than membrane area, making nutrient intake, waste removal, and energy support harder. Larger cells also slow molecular encounters, though examples like red blood cells, oocytes, organelles, and giant bacteria show how biology works around these constraints.
Replicate Intelligence #2：更快的圖像生成、AI 驅動的世界模擬器與 AI 資料集複雜度洞察★ 75
Replicate Blog744 days agoCommentaryReplicate's technical newsletter, Replicate Intelligence #2, takes a deep dive into three of the most hotly discussed trends in the open-source AI community…