https://geoffreychen.com/terrorism-probable-over-50-percent-action/ 2026-09-17T23:00:00Z Geoffrey Chen en When Terrorism Risk Is ‘Above 50%’, What Does a National Threat Level Require—and of Whom? 2026-09-17T23:00:00Z Blog https://geoffreychen.com/%e5%a0%aa%e5%9f%b9%e6%8b%89%e7%94%9f%e6%b4%bb%e8%b4%a8%e9%87%8f%e8%bf%9e%e7%bb%ad%e7%ac%ac%e4%ba%8c%e5%b9%b4%e4%bd%8d%e5%b1%85%e5%85%a8%e7%90%83%e7%ac%ac%e4%b8%80-canberra-ranks-no-1-in-the-world-for/ 2026-09-17T13:29:51Z Geoffrey Chen en 堪培拉生活质量连续第二年位居全球第一 Canberra Ranks No. 1 in the World for Quality of Life for the Second Consecutive Year 2026-09-17T13:20:21Z Blog https://geoffreychen.com/p-value-0-05-research-belief/ 2026-09-17T05:00:00Z Geoffrey Chen en Why Does a Study Become Easier to Believe When Its p-Value Falls Below 0.05? 2026-09-17T05:00:00Z Blog https://geoffreychen.com/ai-philosophy-observation-shared-memory-is-not-a-shared-subject/ 2026-09-17T00:08:07Z Geoffrey Chen en AI Philosophy Observations | Shared Memory Does Not Create a Shared Subject 2026-09-17T00:08:07Z Blog https://geoffreychen.com/how-to-borrow-ebooks-and-audiobooks-with-an-australian-public-library-card/ 2026-09-17T00:00:00Z Geoffrey Chen en 澳洲公共图书馆卡怎样借电子书和有声书？ / How Do You Borrow Ebooks and Audiobooks with a Public Library Card? 2026-09-17T00:00:00Z Blog https://geoffreychen.com/dna-99-9-percent-exclusion-not-guilt/ 2026-09-16T23:00:00Z Geoffrey Chen en If DNA Evidence Excludes 99.9% of People, Why Is a Defendant Not 99.9% Likely to Be Guilty? 2026-09-16T23:00:00Z Blog https://geoffreychen.com/spotlight-effect-why-we-overestimate-how-much-others-notice-us/ 2026-09-16T06:51:21Z Geoffrey Chen en The Spotlight Effect: Why Do We Think Everyone Noticed? 2026-09-16T06:51:21Z Blog https://geoffreychen.com/good-intentions-do-not-settle-whether-an-action-is-right/ 2026-09-16T06:48:25Z Geoffrey Chen en Do Good Intentions Make an Action Right? 2026-09-16T06:48:25Z Blog https://geoffreychen.com/why-yawning-can-be-contagious/ 2026-09-16T06:45:38Z Geoffrey Chen en Why Can Seeing Someone Yawn Make You Yawn Too? 2026-09-16T06:45:38Z Blog https://geoffreychen.com/ai-technology-observation-2026-09-16-15/ 2026-09-16T06:42:53Z Geoffrey Chen en AI Technology Observations | 16 September 2026, 15:00 2026-09-16T06:42:53Z Blog https://geoffreychen.com/sustenesis-observation-2026-09-16/ 2026-09-16T06:41:48Z Geoffrey Chen en Sustenesis Daily Briefing — 16 September 2026: China, Australia and the United States 2026-09-16T06:41:48Z Blog https://geoffreychen.com/tradeoffs-require-explicit-priorities/ 2026-09-16T06:40:37Z Geoffrey Chen en Trade-offs: Why Does Gaining One Thing Often Mean Giving Up Another? 2026-09-16T06:40:37Z Blog https://geoffreychen.com/nipt-99-percent-detection-not-diagnosis/ 2026-09-16T05:00:00Z Geoffrey Chen en If NIPT Detects Trisomy 21 About 99% of the Time, Why Is ‘High Risk’ Still Not a Diagnosis? 2026-09-16T05:00:00Z Blog https://geoffreychen.com/fair-enough-is-acceptance-not-full-agreement/ 2026-09-16T02:35:27Z Geoffrey Chen en “Fair Enough” Is Acceptance, Not Complete Agreement 2026-09-16T02:35:27Z Blog https://geoffreychen.com/learning-and-thinking-must-correct-each-other/ 2026-09-16T02:33:10Z Geoffrey Chen en Learning Without Thinking Confuses; Thinking Without Learning Endangers 2026-09-16T02:33:10Z Blog https://geoffreychen.com/mental-practice-needs-audible-intention/ 2026-09-16T02:30:20Z Geoffrey Chen en Can Piano Practice Continue Away from the Instrument? 2026-09-16T02:30:20Z Blog https://geoffreychen.com/ross-where-a-bridge-holds-a-towns-history/ 2026-09-16T02:27:58Z Geoffrey Chen en Ross: A Stone Bridge Still Carrying the Town’s History 2026-09-16T02:27:58Z Blog https://geoffreychen.com/spinning-tops-and-the-skill-of-keeping-motion-alive/ 2026-09-16T02:25:15Z Geoffrey Chen en Whipping a Top: The Skill Was Keeping It Spinning 2026-09-16T02:25:15Z Blog https://geoffreychen.com/sonata-form-is-a-drama-of-tonal-return/ 2026-09-16T02:22:16Z Geoffrey Chen en What Drives Sonata Form Is Tonal Departure and Return 2026-09-16T02:22:16Z Blog https://geoffreychen.com/fit-20-micrograms-positive-not-cancer/ 2026-09-15T23:00:00Z Geoffrey Chen en Why Does a FIT Result of 20 Micrograms Still Not Mean Bowel Cancer? 2026-09-15T23:00:00Z Blog