1+ week, 8+ hour ago   (1384+ words) Repeated memory assessments performed on a smartphone may capture subtle cognitive differences associated with Alzheimer’s-related brain changes, according to research published September 5, 2026, in npj Digital Medicine. The study evaluated a smartphone-based system called the Alzheimer’s Disease Digital Assessment Suite, or…...

1+ mon, 5+ day ago   (1259+ words) A symbolic illustration of the “grass is greener” effect, showing how people often idealize alternatives while overlooking the realities and trade-offs they contain. Most people have felt it: the quiet conviction that life would be better somewhere else, with a…...

1+ mon, 6+ day ago   (1584+ words) Imagine scrolling past a headline about a new medical study, a political claim, or a startling statistic. Within seconds a strong opinion forms. A comment is typed, a post is shared, or an argument begins—often without opening the article,…...

1+ mon, 1+ week ago   (1532+ words) Unlike many mammals, women do not exhibit an obvious estrus—a period during which fertility is visibly signaled and sexual receptivity dramatically increases. Instead, ovulation is relatively concealed. This has led evolutionary biologists to ask whether humans truly lost fertility…...

1+ mon, 2+ week ago   (1254+ words) Classical competitive capitalism, described by Adam Smith’s concept of the “invisible hand,” depends on vigorous competition among businesses. Firms succeed by providing better products or services at competitive prices, while inefficient firms lose market share or exit the marketplace. Competition…...