Glowing Clues: Smartphones and Science Team Up to Crack Crimes
Crime scene investigations just got a high-tech makeover. Scientists have found a clever way to detect blood using a smartphone and a special glowing chemical called luminol. When luminol meets blood, it lights up, and a smartphone can record the whole process in a video. This new method is not just cool; it's also eco-friendly. It uses a tiny amount of luminol comp...