Radar systems are technology used to detect and track objects, such as aircraft, ships, and weather patterns. They work by sending out radio waves that bounce off objects and return to the radar system. By analyzing the time it takes for the waves to return, the system can determine the distance, speed, and direction of the object. This makes radar essential for air traffic control, military operations, and even predicting storms. In addition to their primary functions, radar systems can also be used in various applications like automotive safety features, which help prevent collisions by detecting nearby vehicles. They play a crucial role in navigation and surveillance, ensuring safety and efficiency in many fields.