The Trump administration's plan to unleash a wave of small futuristic nuclear reactors to power the AI era is falling back on an age-old strategy to dispose of the highly toxic waste: bury it at the ...

When researchers first observed the presence of circular RNAs in the 1970s, they were an inexplicable biological oddity — and they remained so for many years afterward. The field of RNA biology was in ...

For the vast majority of Earth’s existence, our planet functioned as the quintessential circular system. The Sun’s energy nourished trees into life, and once they fell, microorganisms broke them down ...

Since Nvidia agreed last month to invest $100 billion in its customer OpenAI, investors and analysts who follow artificial intelligence have awakened to that industry’s circularity.