Research on scaling large language models (LLMs) has primarily focused on model parameters and training data size, overlooking the role of vocabulary size.

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Should we be impressed or worried by China's humanoid robot display? - video China's dancing robots: how worried should we be? Dancing humanoid robots took centre stage on Monday during the annual China Media Group's Spring Festival Gala, China's most-watched official television broadcast. They lunged and backflipped (landing on their knees), they spun around and jumped. The display was impressive, but prompted some to wonder: if robots can now dance and perform martial arts, what else can they do? Experts have mixed opinions, with some saying the robots had limitations and that the display should be viewed through a lens of state propaganda.

When making decisions under uncertainty, individuals often deviate from rational behavior, which can be evaluated across three dimensions: risk preference, probability weighting, and loss aversion.

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Campaigners fear Narendra Modi could use AI to increase state surveillance and sway elections. Campaigners fear Narendra Modi could use AI to increase state surveillance and sway elections. Silicon Valley tech billionaires will land in Delhi this week for an AI summit hosted by India's prime minister, Narendra Modi, where leaders of the global south will wrestle for control over the fast-developing technology. During the week-long AI Impact Summit, attended by thousands of tech executives, government officials and AI safety experts, tech companies valued at trillions of dollars will rub along with leaders of countries such as Kenya and Indonesia, where average wages dip well below $1,000 a month. Amid a push to speed up AI adoption across the globe, Sundar Pichai, Sam Altman and Dario Amodei, the heads of Google, OpenAI and Anthropic, will all be there.