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Ikea Vindriktning Air Quality Sensor Review and Accuracy
How accurate is Ikea's Vindriktning air quality sensor? This review covers PM2.5 behavior, limitations, and how it compares with better monitors.
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The latest blog posts to take off on Hacker News. 1,197 posts.
Life, Learning & Writing
Any year
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Dopamine Fasting: A Maladaptive Fad (2020)
Dopamine is a neurotransmitter involved in the body’s system for reward and pleasure. A recent trend has people avoiding stimulating activities in the belief that doing so allows the body to rese...
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Experts from a world that no longer exists
The biggest risk to an evolving system is that you become bogged down by experts from a world that no…
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Palm oil favors tumor expansion
Ninety per cent of cancer deaths are caused by metastasis, that is to say, the spread of the primary tumour to other organs. Scientists led by ICREA researcher Dr. Salvador Aznar-Benitah at IRB Barcelona have described the mechanism by which a diet rich in palmitic acid makes tumour cells more aggressive, conferring…
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Safari Ruined My Tuesday
Safari broke LiveView apps with an obscure CSS bug. My Tuesday is now gone.
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Ancient bees found in Blenheim palace estate
We were priviliged and excited to have the opportunity for a behind-the-scenes tour of wild bee colonies at Blenheim Palace led by Filipe Salbany, an internationally experienced bee expert who emit…
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From macOS to Arch Linux
First impressions
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Thank you, GitHub
This morning, I sent the following post to the GitHub team. TL;DR: I’m moving on to my next adventure, and Thomas Dohmke (currently Chief Product Officer) will be GitHub’s next CEO.
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New research highlights the damage caused by processed food
A landmark paper proves that obesity is not just energy in and out; the type of food matters. And while one study shows we’re eating more processed food, another reveals what can be gained if we clean up our act.
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Physics Student Earns PhD at Age 89
Physics is the most fundamental of sciences. It provides a foundation for ideas critical to other scientific fields and the underpinnings for modern technologies.
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A developer's guide to programatically overcome fear of failure
Fear of failing is deeply rooted in shame. If we can learn to let go of shame and embrace failure, we can learn and grow in unparalleled ways.
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The Internet Archive transforms access to books in a digital world
In honor of Open Access Week, and particularly this year’s theme of structural equity, we wanted to highlight a project from the Internet Archive that is doing extraordinary work promoting access to knowledge. The bad news: that project is also under legal threat. The good news: the Archive, with...
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Why are our brains shrinking?
As promised, here is the first post in our “The Student of Life” series. This essay, focusing on the fascinating subject of the shrinkage of our brain over the last 70,000 years, was masterfully penned by USF student Savannah Robison during the Fall 2017 semester of BIOL100. It is a wonderful example of student…
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Post-SSRI sexual dysfunction
Post-SSRI sexual dysfunction (PSSD) is a condition in which sexual function does not return to normal after the use of SSRIs and related antidepressants.
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Closing email with “thanks” gets the most replies
When you’re drafting an email, ending it is the easiest part. Whether you sign-off with “Warmest Regards,” “Thanks,” or “Keep On Keepin’ On,” it only takes a second, and you probably don’t give it a second thought. Do email closings even matter? And if so, is “best” really best? We looked at closings in over 350,000…
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My 10 Year Side Project Story
Dateful Time Zone Converter converts times instantly as you type. Convert between major world cities, countries and timezones in both directions.
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Alan Kay on the context and catalysts of personal computing
Alan Kay — “father of personal computers" — is best known for his work on personal computing and for leading the team that developed Smalltalk.
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Pursue High-Quality Leisure
If I stop surfing the Internet, what am I going to do all day?
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Pink Floyd's Young Lust – explained and demystified
Pink Floyd’s Young Lust has been a staple of rock radio for over 40 years. But many people are mystified about the section at the end when a “Mr. Floyd” in the United States attempts to make a collect call to “Mrs. Floyd” in England. There are many “beeps” and “boops” that for the untrained ear are just random sounds…
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Multitasking Doesn't Work
When we think we’re multitasking, most often we aren’t really doing two things at once, but instead, individual actions in rapid succession.
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Intermittent fasting in mice improves long-term memory retention
Intermittent Fasting is an effective means of improving long term memory retention and generating new adult hippocampal neurons in mice
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That time I told my wife I wanted to quit my job
It was midnight on May 22nd, 2016 that I pushed my first commit to GitHub for a new idea. Little did I know what would happen next.
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How I use the Internet in a healthy way
Over the last few months, I dove really deep into the topic of addiction and compulsive use of the Internet.
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Losing Covid-19 antibody immunity after six months after Pfizer vaccine
Case Western Reserve University researchers, in partnership with Brown University, examine vaccine’s effectiveness over time on seniors and their ca...
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Writing Well-Documented Code – Learn from Examples
Writing Well-Documented Code - Learn from Examples