Spotting a needle in a haystack is easy compared to Yuejie Chi’s typical day. As a leading researcher on the underpinnings of large language models (LLMs) and other machine learning systems, Chi — the ...

Scientists have long known that the immune system plays a key role in aging. As people age, they have weaker responses to vaccination, greater risks of infection and higher levels of inflammation. A ...

The hidden liability in AI education is not that institutions are collecting data. It is that their systems may already be manufacturing judgments they cannot easily justify ...