Viewing profile — nprecup
nprecup
HN member- Joined
- Thu, Feb 11, 2016, 8:32 PM UTC
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- 87
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- 22 items
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About nprecup
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Recent public activity
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Comment #32729106
I thought this was going to be about the show Archer.
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Comment #31295295
I always found the plastic argument in teflon vs cast iron a bit weak. Its health risks are well documented at this point. But the seasoning on a cast iron? That is polymerized fat…
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Comment #30821496
Yes, there are several factors that make that location particularly good, not only temperature. The cold and absence of sunlight for months at a time causes a relative absence of w…
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Comment #30821018
The noise is inherent to our sensor technology... Very sensitive telescopes are cryogenically cooled to reduce the temperature of the focal plane, reducing the noise. As in an abov…
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Comment #28001712
Summer in the PNW is no good - it's sunny every day for months straight! It's terrible!
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Comment #18126806
Quite the change in distance from the sun. Btw, kinetic energy is proportional to 1/r, and is at a peak at the perihelion. Potential energy is highest at the aphelion. It's orbital…
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Comment #16949000
From some information in the article, it seems possible to me that the mass sacrifice might have been a cruel pacification technique by the conquering Inca? It says the Chimu empir…
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Comment #16390361
But in this case the media companies are not the ones publishing the photo, Twitter is. The embedded data was never produced or even passed through their servers. It is loaded dire…
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Comment #15625611
I can't say this is true for all Universities, but accounting for inflation, at the University of Washington the cost to educate one student is the lowest it has ever been. So at l…
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Comment #15488152
That graph is very misleading. I don't have access to the published paper which may be accurate, but the article doesn't mention the reduction in opioid deaths from 2008-2010, whic…
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Comment #14901590
Interestingly, South Carolina produces most of its energy using nuclear already... It is too bad the broad public perceives nuclear as a 'risky' energy source. It is in fact the sa…
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Comment #14865921
You can see the sisters from Mt Adams, which is ~230 km away. I'm guessing there are several more of these that the site didn't catch. You can probably easily see Mt Rainier from 3…
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Comment #14224792
I do like the idea of coupling self-driving car technology with taxi service and underground highways. When it comes to urban environments, automobiles and associated infrastructur…
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Comment #14142924
I'm assuming you mean angle of attack, not flight path angle. The aircraft could certainly be capable of a 60 degree climb until it slowed down enough that it couldn't maintain a l…
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Comment #13680326
Yes! I saw it at the 36 minute mark on the video. That had me curious. I think it was a trick of perspective, it first looked like some huge chunk of debris that the first stage fl…
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Comment #12692802
I don't imagine things de-escalating after a couple dozen million deaths... But I hope you're right.
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Comment #12692627
A hypersonic vehicle can travel much faster than that. We're talking about the ability to strike targets anywhere on the globe in minutes. That IS destabilizing. The example of str…
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Comment #12304579
There is 'elite mathematics', just as there are in every other field. Should we come to the same conclusion for every other subject, just because there are a few gifted individuals…
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Comment #11922375
One of my friends is down at Amundsen-Scott, currently for his second overwinter. He works on the BICEP2 project. When I saw this I was worried it might be him. I was able to reach…
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Comment #11088626
Interesting article. It focused on economics, but didn't really factor in the environmental effects of landfilling or recycling. I wonder how that impacts the economic assessment. …