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Science & Space

The most popular blog posts about science & space on Hacker News. 2,038 posts.

Any year
1118

The Garden of Computational Delights

Beneath the utilitarian purpose of computation, computing is also a source of delight and wonder . Software is not just databases and mail merges or SaaS and spreadsheets; it's creative coding and simulated cities , code poetry and bulletin board systems . It's websites that dazzle and iPhone apps that make the heart…

1127

RNA Memory Hypothesis

There’s an old theory that memory is actually encoded in part in RNA. The argument is pretty simple: there’s no obvious way for all that sensory data to be captured in synapses as long …

1130

Is Ego-Depletion a Replicable Effect?

Abstract It has been a common practice in social psychology to publish only significant results. As a result, success rates in the published literature do not provide empirical evidence for the existence of a phenomenon. A recent meta-analysis suggested that ego-depletion is a much weaker effect than the published…

1132

Prions

Editor’s Note 4/4/21: A few weeks after this article was published, a mysterious prion disease was identified in New Brunswick, Canada. I do not have to say that viruses have dominated every level of public conversation for the past year. Ancient and odd but relatively easy to talk about,

1136

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.

1139

What is ergodicity? (2016)

Why are election polls often inaccurate? Why is racism wrong? Why are your assumptions often mistaken? The answers to all these questions and to many others have a lot to do with the non-ergodicity…