25/04/2026

Alasdair Keane visits the underground insect farm turning food waste into animal feed. Shiona McCallum takes a tour behind the scenes of Blenheim Palace to see how new technologies are playing a key role in the restoration of the Unesco World Heritage. Yasmin Morgan-Griffiths explores how research linking climate change and extreme weather events is being used in lawsuits against major polluters. And Martin Sharkey takes a journey into the history of the emoji.