Answer
Oldest winner refers to the remarkable achievement of Francis Peyton Rous, who, at the age of 87, became the oldest Nobel laureate in history. Rous was recognised in 1966 for his groundbreaking discovery of the Rous sarcoma virus, a crucial step in understanding the link between viruses and cancer. His pioneering research paved the way for advancements in virology and oncology, leaving a lasting impact on the scientific community.