https://www.youngju.dev/blog 천천히 올바르게. AI Researcher & DevOps Engineer Youngju's tech blog. GPU/CUDA, LLM, MLOps, Kubernetes AI workloads, distributed training, and data engineering. ko fjvbn2003@gmail.com (Youngju Kim) fjvbn2003@gmail.com (Youngju Kim) Sun, 21 Jun 2026 00:00:00 GMT https://www.youngju.dev/blog/culture/2026-06-21-entropy-arrow-of-time.en https://www.youngju.dev/blog/culture/2026-06-21-entropy-arrow-of-time.en Why does a broken cup never reassemble on its own? An accessible tour of the second law of thermodynamics and entropy in the language of disorder and probability, the reason time flows in only one direction, Maxwell demon, life and entropy, and the distant fate of the universe. Sun, 21 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) entropythermodynamicsphysicstimesciencecosmology https://www.youngju.dev/blog/culture/2026-06-21-entropy-arrow-of-time.ja https://www.youngju.dev/blog/culture/2026-06-21-entropy-arrow-of-time.ja 割れたコップはなぜひとりでに元に戻らないのか。熱力学第二法則とエントロピーを無秩序と確率の言葉でほどき、時間が一方向にだけ流れるわけ、マクスウェルの悪魔、生命とエントロピー、そして宇宙の遠い運命までを日常の比喩で案内する。 Sun, 21 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) entropythermodynamicsphysicstimesciencecosmology https://www.youngju.dev/blog/culture/2026-06-21-entropy-arrow-of-time https://www.youngju.dev/blog/culture/2026-06-21-entropy-arrow-of-time 깨진 컵은 왜 저절로 붙지 않을까. 열역학 제2법칙과 엔트로피를 무질서와 확률의 언어로 풀어내고, 시간이 한 방향으로만 흐르는 까닭, 맥스웰의 악마, 생명과 엔트로피, 그리고 우주의 먼 운명까지 일상의 비유로 안내한다. Sun, 21 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) entropythermodynamicsphysicstimesciencecosmology