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OpenAI’s reinforcement fine-tuning (RFT) is set to transform how artificial intelligence (AI) models are customized for specialized tasks. Using reinforcement learning, this method improves a model’s ...

AI startup Thinking Machine Labs releases its first-ever product called Tinker and here's what it's all about. In today’s column, I examine a newly announced AI product and service named Tinker that ...

Are there any advanced alien civilizations elsewhere in our galaxy? We don't know. All we do know is that there is at least one. Should we be optimistic or pessimistic about finding others? A new ...

If you follow the writings and ideas of many theoretical physicists and scientific magazines and publications, you surely have come across a statement that goes somewhat like this: “The Universe is ...

The following is an extract from our Lost in Space-Time newsletter. Each month, we dive into fascinating ideas from around the universe. You can sign up for Lost in Space-Time here. Cosmic inflation ...

Have you ever wished AI could truly understand the complexities of your field—not just replicate data but reason through intricate, domain-specific challenges? Whether you’re a researcher analyzing ...

I'm studying for my Qual (12 days to go and counting), and currently slogging through cosmology. Something that was never explained to my satisfaction earlier is how inflation resolves the fine tuning ...