Over roughly nine days, a ball of mouse embryonic stem cells (gray) gives rise to a cup-shaped structure (green) with a complex three-dimensional architecture identical to the retina in early development. A tiny sac of cells balloons outward from the clump’s surface; then the sac folds in on itself, with retinal pigment cells on the outside and retinal neurons on the inside.
The inside story of how ChatGPT was built from the people who made it
Exclusive conversations that take us behind the scenes of a cultural phenomenon.
ChatGPT is about to revolutionize the economy. We need to decide what that looks like.
New large language models will transform many jobs. Whether they will lead to widespread prosperity or not is up to us.
Sam Altman invested $180 million into a company trying to delay death
Can anti-aging breakthroughs add 10 healthy years to the human life span? The CEO of OpenAI is paying to find out.
GPT-4 is bigger and better than ChatGPT—but OpenAI won’t say why
We got a first look at the much-anticipated big new language model from OpenAI. But this time how it works is even more deeply under wraps.
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