16/30 The science of astrophysics began 300 years ago but rocketed in Victorian times.
Chris Packham presents the whooper swan.
Farming Today hears from a farmer in Wales who has been targeted by sheep rustlers.
Harvard Business School: profit versus morality. Also, the cultural meaning of pain.
Michael Palin presents the ostrich, an avian record-breaker, in the Kalahari Desert.
Trai Anfield visits Wytham Woods, where wood mice have been studied since 1943.
Charlotte Smith visits a farm in Somerset that has installed a £1.5m water recycling plant
Helen Mark explores Tump 53, a family-friendly nature reserve with an intriguing history.
15/30 Heather Couper looks at planet hunter Johann Bode, who patrolled the dark cosmic alleyways
Michael Palin presents the secretive chowchilla from Queensland, Australia.
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