Every blog post that took off on Hacker News, ranked by the votes of its best submission. 384 posts.
The "thorium transition", which physicists have been looking for for decades, has now been excited for the first time with lasers. This paves the way for revolutionary high precision technologies, including nuclear clocks.
The African Matabele ants are often injured in fights with termites. Their conspecifics recognise when the wounds become infected and initiate antibiotic treatment.
Note: These pages make extensive use of the latest XHTML and CSS Standards . They ought to look great in any standards-compliant modern browser. Unfortunately, they will probably look horrible in older browsers, like Netscape 4.x and IE 4.x. Moreover, many posts use MathML, which is, currently only supported in…
Pets do the darndest things, especially if you teach them a bit of math.
Welcome to the blog. As a way to kick things off, here’s a single-page version of my thread on the F-35C tailhook.
If you’ve been reading this blog for any length of time, you’ll know that maps and history are two of my favorite things. I love history because I love learning about the vast panoply of the human …
Designing a modern pulse compression radar that uses digital signal processing.
Hint: It's Not Just Balance
In a new study, Yale researchers uncover how the brain, during sleep, replays and bundles many of the experiences that occur in our waking hours.
1/ I’ve been mega-obsessed with this feeling. A year as a 36-year-old seems so much shorter as compared to when I was a kid or even as a teen. It seems cosmically unfair – we have fewer years to live, and each year flies by faster. 2/ But, why is that happening? My tentative conclusion is that… Read More
It is wrong to think these three statements contradict each other. We need to see that they are all true to see that a better world is possible.
The costs of some parts of solar farms will drop to near zero. But some obstacles remain to make this energy cheaply available everywhere. As a result, the entire energy industry will change. What are those obstacles? How will the industry change?
A new study published today in Nature Geoscience by Dr Andrew Jarvis at Lancaster University and Professor Piers Forster at the University of Leeds shows that humans may have already caused 1.5 °C of global warming when measured from a time genuinely before the industrial revolution and the start of large-scale carbon…
A new trial conducted by the University of Oxford reveals that sildenafil, commonly known as Viagra, enhances blood flow to the brain and improves the function of brain blood vessels in patients at a heightened risk of vascular dementia.
HPV vaccines offer a rare opportunity to effectively eliminate one type of cancer. By taking this opportunity, it’s possible to save hundreds of thousands of women each year.
Resistor-based dividers, linear regulators, buck converters, and other ways to adjust voltages.
We did it! After two years of hard work we hold in our hands hard proof that the incredible team at Terraform can make synthetic natural gas from sunlight and air, as reported in TechCrunch. Last W…
A few months ago, our AM radio hot dog experiment went mildly viral. That was a result of me asking my Dad 'what would happen if you ground a hot dog to one of your AM radio towers?' He didn't know, so one night on the way to my son's volleyball practice, we tested it. And it was awesome. There's a video and some…
Interceptor 006 captured over 250 truckloads of trash – and counting – in just a few hours in the first flood of the year.
A four-day forecast today is as accurate as a one-day forecast 30 years ago.
Dedicated to the craft of architectural millwork, residential construction, & historic restoration.
How I learned to stop worrying and love the burn.
Stephen Wolfram takes a computational view of time, defining it abstractly, and the implications from computational irreducibility.
Findings suggest alphabetic writing may be some 500 years older than other discoveries
[Note that this article is a transcript of the video embedded above.] The essence of a bridge is not just that it goes over something, but that there’s clear space underneath for a river, railway, or road. Maybe this is already obvious to you, but bridges present a unique structural challenge. In
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UChicago Pritzker School of Molecular Engineering2024352 points129 commentsHardware & Electronics details
UChicago Pritzker Molecular Engineering Prof. Y. Shirley Meng’s Laboratory for Energy Storage and Conversion has created the world’s first anode-free sodium
Many public address systems emit a continuous near-ultrasonic sound that is used for system health monitoring.
