Link tags: science

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Life Is More Than an Engineering Problem | Los Angeles Review of Books

A great interview with Ted Chiang:

Predicting the most likely next word is different from having correct information about the world, which is why LLMs are not a reliable way to get the answers to questions, and I don’t think there is good evidence to suggest that they will become reliable. Over the past couple of years, there have been some papers published suggesting that training LLMs on more data and throwing more processing power at the problem provides diminishing returns in terms of performance. They can get better at reproducing patterns found online, but they don’t become capable of actual reasoning; it seems that the problem is fundamental to their architecture. And you can bolt tools onto the side of an LLM, like giving it a calculator it can use when you ask it a math problem, or giving it access to a search engine when you want up-to-date information, but putting reliable tools under the control of an unreliable program is not enough to make the controlling program reliable. I think we will need a different approach if we want a truly reliable question answerer.

Toolmen | A Working Library

Engaging with AI as a technology is to play the fool—it’s to observe the reflective surface of the thing without taking note of the way it sends roots deep down into the ground, breaking up bedrock, poisoning the soil, reaching far and wide to capture, uproot, strangle, and steal everything within its reach. It’s to stand aboveground and pontificate about the marvels of this bright new magic, to be dazzled by all its flickering, glittering glory, its smooth mirages and six-fingered messiahs, its apparent obsequiousness in response to all your commands, right up until the point when a sinkhole opens up and swallows you whole.

👏👏👏

What we talk about when we talk about AI — Careful Industries

Technically, AI is a field of computer science that uses advanced methods of computing.

Socially, AI is a set of extractive tools used to concentrate power and wealth.

The Blowtorch Theory: A New Model for Structure Formation in the Universe

Make yourself a nice cup of tea and settle in with Julian Gough’s magnum opus:

How early, sustained, supermassive black hole jets carved out cosmic voids, shaped filaments, and generated magnetic fields

Plane GPS systems are under sustained attack - is the solution a new atomic clock? - BBC News

A fascinating look at the modern equivalent of the Longitude problem.

The Shape of a Mars Mission (Idle Words)

You can think of flying to Mars like one of those art films where the director has to shoot the movie in a single take. Even if no scene is especially challenging, the requirement that everything go right sequentially, with no way to pause or reshoot, means that even small risks become unacceptable in the aggregate.

The Weather Out There - Long Now

I really liked this short story.

The Value Of Science by Richard P. Feynman [PDF]

This short essay by Richard Feynman is quite a dose of perspective on a Monday morning

The Unraveling of Space-Time | Quanta Magazine

This special in-depth edition of Quanta is fascinating and very nicely put together.

Living In A Lucid Dream

I love the way that Claire L. Evans writes.

The Gods of Logic, by Benjamín Labatut

Benjamín Labatut draws a line from the Vedas to George Boole and Claude Shannon onward to Geoffrey Hinton and Frank Herbert’s Butlerian Jihad.

In the coming years, as people armed with AI continue making the world faster, stranger, and more chaotic, we should do all we can to prevent these systems from giving more and more power to the few who can build them.

Amateur Mathematicians Find Fifth ‘Busy Beaver’ Turing Machine | Quanta Magazine

The mathematics behind the halting problem is interesting enough, but what’s really fascinating is the community that coalesced. A republic of numbers.

Your brain does not process information and it is not a computer | Aeon Essays

We don’t store words or the rules that tell us how to manipulate them. We don’t create representations of visual stimuli, store them in a short-term memory buffer, and then transfer the representation into a long-term memory device. We don’t retrieve information or images or words from memory registers. Computers do all of these things, but organisms do not.

The 21 best science fiction books of all time – according to New Scientist writers | New Scientist

I’ve read 16 of these and some of the others are on my to-read list. It’s a pretty good selection, although the winking inclusion of God Emperor Of Dune by the SEO guy verges on trolling.

The Lunacy of Artemis (Idle Words)

Maciej rips NASA’s Artemis programme a new one:

Advocates for Artemis insist that the program is more than Apollo 2.0. But as we’ll see, Artemis can’t even measure up to Apollo 1.0. It costs more, does less, flies less frequently, and exposes crews to risks that the steely-eyed missile men of the Apollo era found unacceptable. It’s as if Ford in 2024 released a new model car that was slower, more accident-prone, and ten times more expensive than the Model T.

When a next-generation lunar program can’t meet the cost, performance, or safety standards set three generations earlier, something has gone seriously awry.

It’s OK to Say if You Went Back in Time and Killed Baby Hitler — Big Echo

Primer was a film about a start-up …and time travel. This is a short story about big tech …and time travel.

European astronaut rookies make the grade - BBC News

Rosemary and her dad are regular attendees of Brighton Astro so everyone is pretty excited about this news!

Muscular imagination

Robin Sloan on The Culture:

The Culture is a utopia: a future you might actually want to live in. It offers a coherent political vision. This isn’t subtle or allegorical; on the page, citizens of the Culture very frequently artic­u­late and defend their values. (Their enthu­siasm for their own politics is consid­ered annoying by most other civilizations.)

Coherent political vision doesn’t require a lot, just some sense of “this is what we ought to do”, yet it is absent from plenty of science fiction that dwells only in the realm of the cautionary tale.

I don’t have much patience left for that genre. I mean … we have been, at this point, amply cautioned.

Vision, on the other hand: I can’t get enough.

The global fight against polio — how far have we come? - Our World in Data

I think it’s always worth revisiting accomplishments like this—it’s absolutely astounding that we don’t even think about polio (or smallpox!) in our day-to-day lives, when just two generations ago it was something that directly affected everybody.

The annual number of people paralyzed by polio was reduced by over 99% in the last four decades.