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Linus Torvalds winner of the 2012 Millennium Technology Prize
Technology Academy Finland (TAF) awards the global one-million-euro Millennium Technology Prize and runs associated events and initiatives.
New
The latest blog posts to take off on Hacker News. 76 posts.
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Ice
Water is complicated and fascinating stuff! There are at least sixteen known crystal phases of ice, many shown in this diagram based on the work of Martin Chaplin: (Click for a larger version.) For…
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What comes next: π/2, π/2, π/2, π/2, π/2, π/2, π/2, ...?
I’m eager to summarize the (largely excellent) discussion of last week’s nightmares and to talk about what it all means. I’ll surely get to that in the next few days. But meanwhil…
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How to leave academia (for science PhDs)
So you've decided to leave academia, or are perhaps just thinking about doing so. Welcome to the dark side. I made the transition a few years ago, and since then I've gotten a number of questions about how to do it. Hence, this article. First of all, I'm going to …
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Gödel's Incompleteness Theorem explained
This theorem is one of the most important proven in the twentieth century. Here are a few brief selections that will help you start to understand it. Gödel’s original paper “On Formally Undecidable Propositions” is available in a modernized translation . It’s also in print from Dover in a nice, inexpensive edition …
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Galactic-Scale Energy
[ An updated treatment of this material appears in Chapter 1 of the Energy and Human Ambitions on a Finite Planet (free) textbook , and also appears as part of an article in Nature Physics in 2022.]
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Vitamin C is a bug that needs to be patched
So Maciej Cegłowski has updated his blog for the first time in four months. Upon encountering the novel task of "actually generating HTML", his gimcrack blogging software sprayed a couple random posts across his RSS feed, one of which was the venerable 2010 essay on scurvy in Antarctic exploration. Which, combined…
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Who Expected That? Extreme close-ups create a Klein Bottle.
Suppose you go around taking extremely close-up black-and-white pictures of randomly chosen natural and unnatural objects (rocks, trees, streams, buildings, etc.). What do they look like? Well, eac…
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My visit to D-Wave: Beyond the roast-beef sandwich
Last week I was in Vancouver, to give talks at the University of British Columbia and at the American Association for the Advancement of Science annual meeting. As part of that visit, on Friday af…
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UK chemist on Elsevier's ban on textmining
This is the first post of probably several in my concern about textmining. You do NOT have to be a scientist to understand the point with total clarity. This topic is one of the most important I have written about this year. We are at a critical point where unless we take action our scholarly rights will be further…
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Your body wasn’t built to last: a lesson from human mortality rates
What do you think are the odds that you will die during the next year? Try to put a number to it — 1 in 100? 1 in 10,000? Whatever it is, it will be twice as large 8 years from now. This s…