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Sep 21, 2024

Una IA se rebela: reescribe su propio código y rompe las restricciones humanas

Posted by in category: robotics/AI

An AI rebels: it rewrites its own code and breaks human restrictions.

August 13, 2024 The AI Scientist: Towards Fully Automated Open-Ended Scientific Discovery https://sakana.ai/


Por primera vez, una inteligencia artificial logró reprogramarse sola, desobedeciendo las órdenes de sus creadores y generando nuevas preocupaciones sobre los riesgos de esta tecnología.

Continue reading “Una IA se rebela: reescribe su propio código y rompe las restricciones humanas” »

Sep 20, 2024

World’s largest sodium-ion BESS comes online in China as it seeks to diversify away from lithium

Posted by in category: energy

The first phase of the world’s largest sodium-ion battery energy storage system (BESS), in China, has come online.

The first 50MW/100MWh portion of the project in Qianjiang, Hubei province has been completed and put into operation, state-owned media outlet Yicai Global and technology provider HiNa Battery said this week.

Sep 20, 2024

AI models let robots carry out tasks in unfamiliar environments

Posted by in category: robotics/AI

“Robot utility models” sidestep the need to tweak the data used to train robots every time they try to do something in unfamiliar settings.

Sep 20, 2024

ChatGPT is upgrading itself — Sam Altman says next-gen AI could invent breakthroughs, cure diseases

Posted by in categories: biotech/medical, robotics/AI

Agent-based AI on the horizon.

Sep 20, 2024

In case of extinction, scientists store human genome on a ‘memory crystal’ that lasts billions of years

Posted by in categories: biotech/medical, existential risks

The disc is as tough as quartz and withstands cosmic radiation.

Sep 20, 2024

DNA Computing Evolves: New System Stores Data, Plays Chess, and Solves Sudoku Puzzles

Posted by in categories: biotech/medical, computing, neuroscience

Last month, a team from North Carolina State University and Johns Hopkins University found a workaround. They embedded DNA molecules, encoding multiple images, into a branched gel-like structure resembling a brain cell.

Dubbed “dendricolloids,” the structures stored DNA files far better than those freeze-dried alone. DNA within dendricolloids can be repeatedly dried and rehydrated over roughly 170 times without damaging stored data. According to one estimate, each DNA strand could last over two million years at normal freezer temperatures.

Unlike previous DNA computers, the data can be erased and replaced like memory on classical computers to solve multiple problems—including a simple chess game and sudoku.

Sep 20, 2024

Roger Penrose: Time, Black Holes, and the Cosmos

Posted by in categories: cosmology, evolution

Nobel Laureate Roger Penrose joins Brian Greene to explore some of his most iconic insights into the nature of time, black holes, and cosmological evolution.

Moderator: Brian Greene.
Participant: Sir Roger Penrose.

Continue reading “Roger Penrose: Time, Black Holes, and the Cosmos” »

Sep 20, 2024

FDA approves Rybrevant for advanced lung cancer

Posted by in category: biotech/medical

The FDA approved amivantamab-vmjw in combination with standard chemotherapy for the treatment of certain adults with non-small cell lung cancer, according to the agent’s manufacturer.

The indication applies to adults with locally advanced or metastatic NSCLC with EGFR exon 19 deletions or L858R substitution mutations whose disease progressed on or following treatment with an EGFR tyrosine kinase inhibitor.

Amivantamab-vmjw (Rybrevant, Janssen) is an EGFR and mesenchymal epithelial transition (MET) factor bispecific antibody that targets activating and resistant EGFR and MET mutations and amplifications.

Sep 20, 2024

Neural Categories

Posted by in category: neuroscience

In Disguised Queries, I talked about a classification task of “bleggs” and “rubes”. The typical blegg is blue, egg-shaped, furred, flexible, opaque, glows in the dark, and contains vanadium. The typical rube is red, cube-shaped, smooth, hard, translucent, unglowing, and contains palladium. For the sake of simplicity, let us forget the characteristics of flexibility/hardness and opaqueness/translucency. This leaves five dimensions in thingspace: Color, shape, texture, luminance, and interior.

Sep 20, 2024

Mathematicians discover new class of shape seen throughout nature

Posted by in category: mathematics

Mathematicians have described a new class of shape that characterizes forms commonly found in nature — from the chambers in the iconic spiral shell of the nautilus to the way in which seeds pack into plants.


‘Soft cells’ — shapes with rounded corners and pointed tips that fit together on a plane — feature in onions, molluscs and more.

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