6+ day, 23+ hour ago   (445+ words) For decades, scientists assumed that oligodendrocytes, the cells that produce myelin, the protective coating around nerve fibers, were always supportive of healthy brain function. But new research from the University of Edinburgh and the UK Dementia Research Institute challenges that…...

2+ week, 5+ day ago   (295+ words) We all know how foggy and forgetful we feel after pulling an all-nighter. Sleep deprivation affects nearly every aspect of thinking. Still, new research led by McGill University suggests simple, practical ways to protect memory when sleep isn’t an option:…...

3+ week, 4+ day ago   (611+ words) Complicated behaviors don’t just appear suddenly; instead, they form by combining simpler mental components. In artificial intelligence, neural networks can already mix and match specialized modules to handle difficult tasks. But the major mystery is this: does the human brain…...