Japanese space startup Letara is betting its hybrid rocket technology can move beyond small satellite thrusters into a broader market for space, defense and security, after raising ¥2.6 billion ($16 million).
ChatGPT maker OpenAI has built an experimental large language model that is far easier to understand than typical models. That’s a big deal, because today’s LLMs are black boxes: Nobody fully understands how they do what they do. Building a model that is more transparent sheds light on how LLMs work in general, helping researchers…