Datacenters in space are a terrible, horrible, no good idea
In the interests of clarity, I am a former NASA engineer/scientist with a PhD in space electronics. I also worked at Google for 10 years, in various parts of the company including YouTube and the bit of Cloud responsible for deploying AI capacity, so I’m quite well placed to have an opinion here. The short […]
DNS LOC Record (2014)
A cornerstone of CloudFlare’s infrastructure is our ability to serve DNS requests quickly and handle DNS attacks. To do both those things we wrote our own authoritative DNS server called RRDNS in Go. Because of it we’ve been able to fight off DNS attacks, and be consistenly one of the fastest DNS providers on the […]
Hachi: An Image Search Engine
Hachi: An (Image) Search engine Only the dead have seen the end of war .. George Santayana For quite some time now, i have been working on and off on a fully self-hosted search engine, in hope to make it easier to search across Personal data in an end to end manner. Even as individuals, […]
How ICE is becoming a secret police force
Secret police are a quintessential feature of authoritarian regimes. From Azerbaijan’s State Security Service to Zimbabwe’s Central Intelligence Organisation, these agencies typically target political opponents and dissidents through covert surveillance, imprisonment and physical violence. In contrast to the regular police and armed forces, secret police primarily use preemptive repression to thwart threats to the government. […]
The CRDT Dictionary: A Field Guide to Conflict-Free Replicated Data Types
Back around 2014, I kept hearing about this cool database called Riak, a distributed database that could survive network partitions and keep accepting writes. Some really interesting companies were using it at massive scale, and I was curious about it. One of the big selling points was that it could handle concurrent writes without any […]
Build a DIY magnetometer with a couple of seasoning bottles
25 Nov 2025 5 min read With coils and a couple of water-filled bottles, you can hear protons precessing in Earth’s magnetic field. James Provost When you get an MRI scan, the machine exploits a phenomenon called nuclear magnetic resonance (NMR). Certain kinds of atomic nuclei—including those of the hydrogen atoms in a water molecule—can […]
Show HN: I built Magiclip – an all-in-one AI studio
01.How does Magiclip’s AI work? Magiclip uses advanced AI algorithms to analyze your videos, automatically generate subtitles, create optimized clips, and even generate AI voices. Our technology understands the context of your content to produce professional results. 02.What video formats are supported? 03.How many videos can I process per month? It depends on your plan: […]
DMT-induced shifts in criticality correlate with self-dissolution
Abstract Psychedelics profoundly alter subjective experience and brain dynamics. Brain oscillations express signatures of near-critical dynamics, relevant for healthy function. Alterations in the proximity to criticality have been suggested to underlie the experiential and neurological effects of psychedelics. Here, we investigate the effects of a psychedelic substance (DMT) on the criticality of brain oscillations, and […]
Leak confirms OpenAI is preparing ads on ChatGPT for public roll out
OpenAI is now internally testing ‘ads’ inside ChatGPT that could redefine the web economy. Up until now, the ChatGPT experience has been completely free. While there are premium plans and models, you don’t see GPT sell you products or show ads. As spotted by Tibor on X, ChatGPT Android app 1.2025.329 beta includes new references to an […]
High air pollution could diminish exercise benefits by half – study
We all know exercise is good for us. It lowers the risk of heart disease, cancer, and early death, and keeps the body and mind in shape. But when the air you breathe is polluted, a new study suggests that exercise might not provide the same benefits it normally would. An international team, including researchers […]