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We visit Wimbledon鈥檚 iconic Centre Court... but we鈥檙e not interested in the tennis, we want to know all about the grass.

Just how important is science to cultivating the perfect playing surface?

Also this week, we discuss the aims and ethics of human stem-cell-based embryo models in research after a new code of practice for the UK made headlines.

And we answer a listener question about whether white paint could help tackle climate change.

Send your burning science questions to insidescience@bbc.co.uk.

Presenter: Marnie Chesterton
Producers: Ella Hubber, Sophie Ormiston & Gerry Holt
Editor: Colin Paterson
Production Co-ordinator: Jana Bennett-Holesworth