Until Homo floresiensis was discovered, scientists assumed that the evolution of the human lineage was defined by bigger and bigger brains. Via a process called encephalization, human brains evolved ...

A new study suggests AI systems could be a lot more efficient. Researchers were able to shrink an AI vision model to 1/1000th of its original size.

Scientists have long tried to understand the human brain by comparing it to other primates. Researchers are still trying to understand what makes our brain different to our closest relatives. Our ...

Brain scientists have long debated when, and how strongly, sex starts to shape the human brain. A growing body of imaging work now points to a clear answer: measurable differences in brain size and ...

There must be something about the human brain that’s different from the brains of other animals — something that enables humans to plan, imagine the future, solve crossword puzzles, tell sarcastic ...

The coordinated expansion of these brain regions accounts for much of the variation in brain size across primate species. Given their role in fine motor skills and spatial processing, these areas were ...