caption: The image shows a painting of a man with a long white beard, framed in a photo frame. The man is believed to be Charles Darwin, the famous scientist and Nobel Prize-winning physicist. He is wearing a white lab coat and a black hat, and has a serious expression on his face. His hands are clasped in front of him, and his gaze is directed towards the viewer. The background of the painting is a light blue, and the frame is a dark brown.