The Webb Telescope further deepens the Hubble tension controversy in cosmology(quantamagazine.org)

327 points by nsoonhui 2 years ago | 321 comments

Quanta Magazine article on a long-awaited James Webb Space Telescope study of the cosmic expansion rate that deepens the Hubble tension in cosmology.

JWST spots giant black holes all over the early universe(quantamagazine.org)

322 points by Brajeshwar 3 years ago | 133 comments

Quanta Magazine article on James Webb Space Telescope observations revealing an unexpected abundance of giant black holes in the early universe.

Astrophysicists Puzzle over Webb’s New Universe(quantamagazine.org)

193 points by jnord 3 months ago | 120 comments

Scientists observe Einstein's gravity in the quantum world(ox.ac.uk)

250 points by mudil 1 month ago | 88 comments

Self-eating rocket could help UK take a big bite of space industry(gla.ac.uk)

3 points by bookofjoe 1 year ago | 0 comments

Euclid finds complete Einstein Ring in NGC galaxy(euclid-ec.org)

156 points by raattgift 1 year ago | 40 comments

GPT-5.2 derives a new result in theoretical physics(openai.com)

545 points by davidbarker 8 months ago | 369 comments

OpenAI post announcing that GPT-5.2 derived a new result in theoretical physics; the captured page shows only a loading logo.

A New Experiment Meta-Strategy(chillphysicsenjoyer.substack.com)

26 points by surprisetalk 1 month ago | 1 comments

A Substack post by an amateur physicist describing a new strategy for doing home experiments after reorganizing a messy lab to fit limited free evenings.

Artificial intelligence is losing hype(economist.com)

453 points by bx376 2 years ago | 663 comments

An Economist Free exchange column arguing that artificial intelligence is losing hype and asking whether that signals the technology will eventually succeed.

LLMs use a surprisingly simple mechanism to retrieve some stored knowledge(news.mit.edu)

336 points by CharlesW 2 years ago | 121 comments

MIT News article on research showing LLMs often retrieve stored facts via simple linear functions, and a technique to probe what a model knows about subjects.

AI has access to a vastly larger working memory than the human brain(davidepiffer.com)

524 points by rzk 2 months ago | 452 comments

A Substack essay by Davide Piffer arguing that AI's edge over mathematicians comes from a vast symbolic working memory rather than superior reasoning.

US urged to reveal UFO evidence after claim that it has intact alien vehicles(theguardian.com)

485 points by bloak 3 years ago | 869 comments

Guardian news article on calls for the US to disclose UFO evidence after a whistleblower claimed the government holds intact alien vehicles.