Why are we drawn to hope? Bettany Hughes visits a Buddhist temple, the Palace of Westminster and the UK's largest food bank to find out why we are hard-wired to hope for the best. Show more

How should we best use our time? Bettany Hughes visits a centre of industry, a 98-year-old philosopher and a theoretical physicist to find out. Show more

We must look back before we can look forward. Bettany Hughes finds out why at an archaeological dig, a memorised musical performance and a centre for neuropsychological research. Show more

How do we feel today about the ancient goddess Gaia? Bettany Hughes visits a giant female earthwork, a modern sky garden and a 98-year-old philosopher to assess the relationship. Show more

Do we need chaos in order to progress? Bettany Hughes visits a campaigning teenage refugee from Syria, a theoretical physicist and the Palace of Westminster to discuss. Show more