Forbes contributors publish independent expert analyses and insights. I write about the big picture of artificial intelligence. The brain is unimaginably complex. Google and Harvard recently announced ...

Since the days of Santiago Ramon y Cajal and Wilhelm His, the vast complexity of cell types in the human brain has been regarded as one of the greatest mysteries, poetically described by Cajal as a ...

The human brain, representing the epitome of biological complexity, comprises a diverse array of cell types that orchestrate cognition, behavior, and neural homeostasis. Over the past two million ...

Researchers in Japan built a miniature human brain circuit using fused stem-cell–derived organoids, allowing them to watch the thalamus and cortex interact in real time. They found that the thalamus ...

New research shows gut bacteria can directly influence how the brain develops and functions. When scientists transferred microbes from different primates into mice, the animals’ brains began to ...