科学与环境
Yale scientists discover how stress changes the brain to make memories stronger
来源: All Top News -- ScienceDaily · 发布于
Yale scientists have uncovered how the stress hormone cortisol helps the brain turn emotional experiences into stronger, longer-lasting memories. The discovery reveals that stress can reshape communication between brain networks involved in emotion and memory, potentially explain
Yale scientists have uncovered how the stress hormone cortisol helps the brain turn emotional experiences into stronger, longer-lasting memories. The discovery reveals that stress can reshape communication between brain networks involved in emotion and memory, potentially explaining why certain moments are so difficult to forget.
相关报道
Scientists uncover a hidden map of the brain with 539 distinct regions
Scientists have uncovered a hidden layer of organization in the brain by creating the first detailed 3D map of its lipids, the fatty molecules essential for brain structure and communication. By analyzing millions of measurements from mouse brains, researchers identified 539 dist
All Top News -- ScienceDaily ·
Scientists discover a plastic-eating “Pac-Man” enzyme with a surprising secret
Scientists have discovered a remarkable “Pac-Man enzyme” that helps bacteria devour certain types of plastic and may offer new hope in the fight against plastic pollution. Researchers found that several biodegradable plastics completely broke down in soil within about a year, whi
All Top News -- ScienceDaily ·
“Crawzilla” was huge. Then scientists found an even bigger crayfish
A nationwide search for giant crayfish uncovered a record-breaking Tennessee specimen and a surprising mystery about how big these freshwater creatures can grow. Scientists found that North American crayfish seem to hit a biological size limit, possibly because of their muscles o
All Top News -- ScienceDaily ·
A fungus is threatening the world’s food supply. Scientists just found a new defense
Scientists have discovered a potential new weapon against a devastating fungus that threatens rice, wheat, and barley worldwide. By engineering a special type of plant immune receptor, researchers created defenses capable of recognizing multiple fungal threats at once. The breakt
All Top News -- ScienceDaily ·
Scientists discover a surprising danger in smaller cancer cells
Scientists have discovered that unusually small cancer cells carrying extra chromosomes can be far more aggressive than larger ones, growing faster, spreading more readily, and resisting common treatments. The surprising finding could help explain why some tumors are especially d
All Top News -- ScienceDaily ·