neuroscience

Northwestern University researchers report they have printed flexible “artificial neurons” that generate realistic electrical spike patterns and can trigger responses in living mouse brain tissue. The team says the work, published April 15 in Nature Nanotechnology, could help advance brain-machine interfaces and more energy-efficient, brain-inspired computing.

February 23, 2026 Reported by AI

Expert birdwatchers show structural brain differences compared to novices, suggesting the hobby reshapes neural pathways similar to learning a language or instrument. These changes may help build cognitive reserve against age-related decline. A study highlights increased brain activity and complexity in key regions among skilled birders.