news analyses

Dams in the U.S. are showing signs of damage that are worsening with age and climate change. Could satellites help prioritize repairs amid budget and inspection constraints?

A new study comparing 59 species of primates linked same-sex sexual behavior to scarce resources and more predators in socially complex species. The findings show diverse sexual behaviors are common — and likely beneficial in primates.

When large language models (LLMs) are allowed to interact without any preset goals, scientists found distinct personalities emerged by themselves.

Mice that experience the real world may be better models for human mental health conditions, compared with lab mice that never leave their cages, a study hints.

There are several methods for detecting whether a piece of text was written by AI. They all have limitations – and probably always will.

Google’s proposal to explore space-based AI infrastructure raises fundamental questions about energy, physics and feasibility – and whether Earth has really run out of options.

AI slop, chatbots and agentic AI are changing the internet, and could transform it beyond recognition, experts say.

Blood tests that look for over a dozen cancers are being developed. But how soon will they help patients?

Researchers say they have created the world's first scalable atomic quantum processor that achieves record-breaking 99.99% fidelity.