61
New
The latest blog posts to take off on Hacker News. 152 posts.
62
63
64
Helmhurts: Placing a WiFi router with the Helmholtz equation
A few posts back I was concerned with optimising the WiFi reception in my flat, and I chose a simple method for calculating the distribution of electromagnetic intensity. I casually mentioned that I really should be doing things more rigorously by solving the Helmholtz equation, but then didn't. Well, spurred on by a…
65
Why Do Nigerian Scammers Say They Are from Nigeria? (2012)
Explore research at Microsoft, a site featuring the impact of research along with publications, products, downloads, and research careers.
66
67
An Example of Forensic Science at Its Worst: US v. Brig. Gen. Jeffrey Sinclair
In early 2014, I provided material support in what would end up turning around what was, in their own words, the US Army’s biggest case in a generation, and much to the dismay of the prosecution team that brought me in to assist them. In the process, it seems I also prevented what the evidence pointed to as an…
68
AAAS Blocking Access to the Scientific Literature When They Say It Is “Free”
A blog about microbiology, genomics and metagenomics, sequencing, evolution, ecology, and open science.
69
An Iron Curtain Has Descended Upon Psychopharmacology
Imagine if a chemist told you offhandedly that the Russians had different chemical elements than we did. Here in America, we use elements like lithium and silicon and bismuth. We have figured out l…
70
Green Arabia
It was a dark day when Islam met the loudspeaker. All travelers to the Middle East discover that this normally self-assured religion gets insecure in the small hours of night and feels it has to rehearse its foundational beliefs, in public, at 190 dB.
71
Beware Isolated Demands For Rigor
I. From Identity, Personal Identity, and the Self by John Perry:”There is something about practical things that knocks us off our philosophical high horses. Perhaps Heraclitus really thought …
72
73
Computational Knowledge and the Future of Pure Mathematics
Proposing technology for pure mathematics: curating concepts, constructs, theorems, & literature; precise symbolic language; automated computations...
74
SSRIs: Much More Than You Wanted To Know
The claim that “SSRIs don’t work” or “SSRIs are mostly just placebo” is most commonly associated with Irving Kirsch, a man with the awesome job title of “Associa…
75
Extracting audio from visual information
Algorithm recovers speech from the vibrations of a potato-chip bag filmed through soundproof glass.
76
A Nuclear Probe to Explore Earth’s Interior
Our knowledge of the composition and structure of the Earth’s interior through direct observation and sampling is limited to the top few ki...
77
Why cans of soup are shaped the way they are
What is special about cylinders, and why do they have specific aspect ratios?
78
Crows can perform as well as 7- to 10-year-olds on cause-and-effect tasks
UCSB researcher shows that New Caledonian crows can perform as well as 7- to 10-year-olds on cause-and-effect water displacement tasks
79
80
81
GPS and Relativity
People often ask me "What good is Relativity?" It is a commonplace to think of Relativity as an abstract and highly arcane mathematical theory that has no consequences for everyday life. This is in fact far from the truth.
82
83
84
85
86
Cylinders in Spheres
What is the largest volume cylinder it is possible to carve from a solid sphere? Also, so you know about the napkin ring problem?
87
88
89
90