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New colors without shooting lasers into your eyes
Can optical illusions take you outside the human color gamut?
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Life, Learning & Writing
The most popular blog posts about life, learning & writing on Hacker News. 7,740 posts.
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“I will slaughter you”
You might know that I've posted funny emails I've received on my blog several times in the past. The kind of emails people send me when they experience problems with some device they own (like a car) and they contact me because my email address happens to be visible somewhere. People sometimes say I should … Continue…
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The day Steve Jobs dissed me hard
Derek Sivers official site. Thoughts on philosophy, culture, self-improvement. Author of Useful Not True, How to Live, Hell Yeah or No, Anything You Want.
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The blissful Zen of a good side project
One of life's greatest simple pleasures is creating something just for yourself.
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A three-page paper that shook philosophy, with lessons for software engineers
In 1963, the philosopher Edmund Gettier published a three-page paper in the journal Analysis that quickly became a classic in the field. Epistemologists going back to the Greeks had debated what it meant to know something, and in the Enlightenment, a definition was settled upon: to know something is to have a…
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What happens when you ask people to draw a bike (2016)
In early 2016 I eventually decided it was my turn to take part in this project. I decided my job was going to be presenting the potential and the beauty inside these sketches. I selected those that I found most interesting and genuine and diverse, then rendered them as if they were real. I became the executor of these…
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The World's Deadliest Thing
It is deadly, invisible and shapes much of the food we eat. A teaspoon of it could kill millions of people, and it is probably the most expensive material on earth. Yet you probably have some stuck to the bottom of you shoe.
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I don’t understand Graph Theory
Graph theory represents one of the most important and interesting areas in computer science. But at the same time it’s one of the most…
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What if regular exercise is the best cognitive exercise?
File this under highly speculative. I’m sure there is better research on this topic than this writing This past week, for no obvious reason,...
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Hacker News Folks Get Long Overdue Thanks
Well over a year ago, the Free Software and Linux Communities came together for a focused cause. To save my life. For those that d...
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Losing Sight
Léonie Watson's personal website. Writing about the web, accessibility, and other things.
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Just Say No
I grew up in Amsterdam, which is a pretty rough town by Dutch Standards. As a kid there are all kinds of temptations and peer-pressure to join in in bad stuff is something that is hard to escape. But somehow that never was a big factor for me, computers and electronics kept me fascinated for long enough that none of…
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Learning music with Strudel
Made in Notion, the connected workspace where AI agents and teams organize docs, projects and knowledge together.
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Are Apple gift cards safe to redeem?
Link to: https://tidbits.com/2025/12/17/compromised-apple-gift-card-leads-to-apple-account-lockout/
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Landfill is underrated and recycling overrated
Most people have an extremely incorrect perception about waste disposal and recycling. Here’s the reality.
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Effective Spaced Repetition
“To flash conviction on the mind.”
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The hotel bathroom puzzle
In his wonderful book The Evolution of Useful Things, the author and civil engineer Henry Petroski shares one of the most famous case studies in the history of design: Before it was destroyed by fi…
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I pitched a roller coaster to Disneyland at age 10 in 1978
A story about Disneyland's Space Mountain and a 10-year-old inventor.
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I built a lay-down desk
After spending part of the last 12 months travelling in Europe I'm now settling down around Paris and I need to adapt my multi-screens setup. You probably have seen an ads for the altwork desk a $7000 desk that let you work laying down. Spending a big part of my …
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Calvin and Hobbes and the price of integrity
How Bill Watterson Stuck to His Guns — and Vanished
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I returned my 2016 MacBook Pro with Touch Bar
tl;dr: After two weeks of use, I returned my 2016 13" MacBook Pro with Touch Bar and bought one with Function Keys instead. Read on for detailed Battery stress tests, performance tests, and an exploration of how Apple's botched this year's Pro lineup. I've owned almost every generation of Mac desktop and laptop…
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I Knew a Programmer Who Went Completely Insane
Not long ago one of our programmers just lost it and he lost it good. He walked into the manager’s office and began screaming strange things...
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In the aggressive pursuit of expanding ad revenue, Apple is gambling with one of its core values: great products.
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What would you do if you lost your Google account?
What happens when you forget your password or loose your phone? What Google wants to know to validate your identity?