In the video, a man is standing on a stage and speaking to an audience. He is wearing a blue shirt and glasses. The background behind him is a large screen displaying various images of bacteria and cells. The man appears to be giving a presentation or lecture, as he is using hand gestures to emphasize his points. The audience is not visible in the video, but the man's posture and the presence of a microphone suggest that he is addressing a group of people. The lighting on the stage is bright, highlighting the man and the screen behind him.