Pick of the day: Dara O'Briain’s Science Club
8pm, BBC2
Meanwhile science journalist Alok Jha discovers that the microbes in his gut are responsible not just for his health but for his mental wellbeing
Dr Helen Czerski meets Professor David Stewart, who has spent more than 20 years developing an ingenious method of designing and engineering a safe synthetic vaccine to combat deadly viruses.
In the studio Dara O'Briain pits his skill against a computer to identify whether a whisky is genuine or fake.
Meanwhile science journalist Alok Jha discovers that the microbes in his gut are responsible not just for his health but for his mental wellbeing.
Last in current series.