Episodes categorised as 'Factual: Science & Nature' available now on BBC iPlayer

Charlotte Smith meets gold medal winners at the Chelsea Flower Show.

1/6. Clare Balding meets Stuart and his dog Poppy, walking round England for charity.

5/5. Hedge People - from the creators of stately home hedges to the modern campaigners.

France's ban on growing GM Maize is rejected, but it won't be forced to drop the embargo.

4/5. Hedge enthusiast Hugh Barker explores the legacy of Captain Leyland.

2/3. Are humans causing the sixth great mass extinction event in Earth's history?

Energy generation perceptions, light loving bugs, fast chips, and predicting earthquakes.

New multi-million pound funding for bioscience - but how much will be spent on GM crops?

3/5. Topiary was probably brought to these islands by the Romans - the controversy lingers on.

2/4. Funny, factually-accurate look at space travel and explosive nuclear propulsion.

Miranda Krestovnikoff examines claims that jellyfish are taking over the world's oceans.

US philanthropic foundations, and the changing language of wine tasting.

A merger of two dairy co-ops could mean better milk prices for some UK dairy farmers.

2/5. How the Neolithic art of coppicing is renewing itself in 21st-century competitions.

Jim Al-Khalili meets Antarctic scientist Lloyd Peck and discovers giant sea spiders.

UK trials of GM crops could be in peril after protests over GM wheat, with Anna Hill.

1/5. The checkerboard pattern of lowland Britain reveals a history of boundaries and enclosures

Quentin Cooper investigates the news in science and science in the news.

4/7. Aleks Krotoski looks at religious belief and the internet.

Anna Hill hears allegations about cheating in the show ring to help cows win prizes.

Laurie Taylor investigates the pain of love from a sociological perspective.

Sarah Pitt visits the Usk Valley to see a population of lesser horseshoe bats.

Helen Mark is in Snowdonia to see if the walkers have enough navigation skills.

Drought in the south but plenty of water elsewhere. Why not move it? Tom Heap investigates

1/3. Adam Rutherford asks why almost all of life became extinct 250 million years ago.

Frances Ashcroft on a lifetime spent studying the link between blood sugar and insulin.

3/7. What is the biggest threat to privacy: governments, corporate entities or our friends?

Joanna Pinnock views the beautiful wild pasqueflower at a nature reserve in Cambridgeshire

Quentin Cooper investigates the news in science and science in the news.