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New
The latest blog posts to take off on Hacker News. 4,457 posts.
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Arthritis drug spurs hair growth in man with alopecia universalis
A 25-year-old man with almost no hair on his body has grown a full head of it after a novel treatment by doctors at Yale University.
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The Disappearing Universe
Even at the speed of light, you’ll never reach these galaxies.
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The Largest Black Hole in the Known Universe
It’s a huge surprise, and shows up in the most unlikely of places!
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Belonging to a group makes people more likely to harm others outside the group
Being in a group makes some people lose touch with their personal moral beliefs, researchers find.
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The Colors of Chemistry
This notebook documents my exploration of color theory and its applications to photochemistry. It also shows off the functionality of several Julia packages: Color.jl for color theory and colorimetry, SIUnits.jl for unitful computations, and Gadfly.jl for graph plotting.
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Turing Test Success
Our previous content management system has been retired, and the news and article content it held has been archived. You can now browse the archived content by year, month, or topic using the links below.
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Fasting triggers stem cell regeneration of damaged, old immune system
Results in mice are first evidence of natural intervention triggering stem cell-dependent regeneration of organ or system ; p rotection from chemotherapy immunosuppression indicates effect could be conserved in humans.
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Selection bias and bombers (2008)
During WWII, statistician Abraham Wald told the RAF to add armor where it didn't seem planes needed it. But he was right.
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NFL players: height and weight over time
An animated look at just how much bigger NFL players have gotten over time.
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We Are Now In Command of the ISEE-3 Spacecraft
The ISEE-3 Reboot Project is pleased to announce that our team has established two-way communication with the ISEE-3 spacecraft and has begun commanding it to perform specific functions. Over the coming days and weeks our team will make an assessment of the spacecraft’s overall health and refine the techniques…
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Explanation of 44.1 kHz CD sampling rate
The CD sampling rate has to be larger than about 40 kHz to fulfill the Nyquist criterion that requires sampling at twice the maximum analog frequency, which is about 20 kHz for audio. The sampling frequency is chosen somewhat higher than the Nyquist rate since practical filters neede to prevent aliasing have a finite…
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Why I Am Not An Integrated Information Theorist (or, The Unconscious Expander)
Happy birthday to me! Recently, lots of people have been asking me what I think about IIT—no, not the Indian Institutes of Technology, but Integrated Information Theory, a widely-discussed &#…
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Rat Park drug experiment cartoon
Comic about a classic experiment into drug addiction science: Rat Park. Would rats take drugs if given a stimulating environment and company?
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Visualisation of the expansion of IKEA
Watch how IKEA expanded around the world in this data visualisation
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Stanford study finds walking improves creativity
News, research, and insights from Stanford University.
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Forensic Ballistics: How Apollo 12 Helped Solve the Skydiver Meteorite Mystery
What can a 45-year-old mission to the Moon tell us about a
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Analysis of suspected MH370 pings recorded by Ocean Shield
So this is a bit of a deviation from my normal MATLAB oriented posts. In-fact MATLAB was not used once in this analysis! I've been followi...