Recursive self-improvement, where AI continuously builds better versions of itself, might be harder than some hope.

Elderly mice on the popular weight-loss drug semaglutide aged slower and lived longer, mimicking the longevity effects of caloric restriction. It’s a hot GLP-1 drug summer. Semaglutide—better known as ...

"In recently aired podcasts, interviews, and private investor meetings, OpenAI CEO Sam Altman has described his desire to turn ChatGPT into a proactive, always-on AI agent. ...'There’s like a single ...

Floating in a warm, nutritious bath, the slices of mouse brain buzzed with electrical activity. Researchers gave them a few zaps, and parts of the hippocampus strengthened their wiring. This type of ...

Increasingly, companies are building humanoid robots that perform impressive athletic feats to mark the field’s progress. Now, Chinese robotics company Unitree says its new "Superman" robot can run 12 ...

An ‘AI Legal Team’ Has Won Its First Case. It’s a Rare Victory for Access to Justice. Long Foreseen, the Problem of AI Alignment Is Finally Reality. Solving It Won’t Be Easy. DeepMind’s Weather AI ...

Miniature organs have a new lifeline. Mimicking the way early human embryos grow blood vessels, scientists nudged multiple types of mini organs to sprout their own vascular networks. Also called ...

Google recently unveiled Project Suncatcher, a research “moonshot” aiming to build a data center in space. The tech giant plans to use a constellation of solar-powered satellites which would run on ...

"Companies will spend $375 billion globally in 2025 on AI infrastructure, the investment bank UBS estimates. That is projected to rise to $500 billion next year. Investment in software and computer ...

Human beings have long told versions of the same warning: Be careful what you wish for. In Greek mythology, King Midas got exactly what he asked for, but at the cost of everything else he valued. In ...

It’s now possible to treat inherited blood diseases, such as sickle cell disease, with gene editing. Blood stem cells are extracted from the patient, modified, and infused back into their bone ...