Core Idea - The article discusses the perception of time speeding up as individuals age, attributing this phenomenon to the decrease in new and significant experiences that are stored in memory [3][4][5]. Group 1: Perception of Time - As people age, each year represents a smaller fraction of their lives, leading to the feeling that time passes more quickly [3]. - The brain stores memories based on the number of significant events rather than absolute time, causing a perception of time speeding up when fewer new experiences occur [4][5]. Group 2: Importance of New Experiences - New and important events, particularly "firsts," serve as memory anchors that help individuals perceive time as longer [8][9]. - As individuals age, they encounter fewer "firsts," leading to a decline in the number of significant memories and a compressed perception of time [10][11]. Group 3: Strategies to Combat Time Acceleration - Creating more novel experiences can counteract the feeling of time speeding up, as it stimulates the brain and enhances memory retention [15][16]. - Keeping a daily journal can help individuals recognize and remember small, meaningful moments that might otherwise be overlooked [18][19]. - Engaging in challenging tasks can create deeper memories, as the brain is more likely to remember complex and demanding experiences [22][23]. - Immersing oneself in the environment and being mindful can slow down the perception of time, allowing for a richer experience of life [27][28].