A forensic scientist is a professional who uses scientific methods to help solve crimes. They analyze physical evidence collected from crime scenes, such as fingerprints, hair, and blood samples. By applying their knowledge of chemistry, biology, and other sciences, forensic scientists can provide crucial information that aids law enforcement in identifying suspects and understanding how a crime occurred. In addition to analyzing evidence, forensic scientists often testify in court as expert witnesses. Their work can significantly impact legal cases, as they help juries understand complex scientific findings. This role is vital in ensuring that justice is served and that the truth is uncovered in criminal investigations.