How did humans develop sharp vision? Lab-grown retinas show likely answer

Humans develop sharp vision during early fetal development thanks to an interplay between a vitamin A derivative and thyroid hormones in the retina, Johns Hopkins University scientists have found. The ...

Microeconomic Pricing Models: Understanding Pricing Through Supply and Demand

Learn how microeconomic pricing models determine market prices through supply and demand. Discover how equilibrium is ...

OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch

OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch ...

Earthquake data provide solid footing for AI foundation science model

There's been a seismic shift in science, with scientists developing new AI tools and applying AI to just about any question that can be asked. Researchers are now putting actual seismic waves to work, ...
IEEE

A New Model for Key Node Identification in Heterogeneous Multilayer Networks With Overlapping Communities

Abstract: The identification of key nodes in multilayer networks has garnered significant attention in recent years. However, existing approaches often neglect two critical aspects: overlapping ...