NEW in Understand - The Trip
The story of psychedelics. It's a unique moment. After decades of taboo and blanket illegality, policymakers and research institutions are taking these substances seriously. As a new dawn of psychedelic treatment beckons, Tim Hayward makes a personal journey into how we got here and where this is all heading. Understand from BBC Radio 4 - unravelling the complexities of the biggest stories and subjects that really matter right now.
NEW in Understand - The Trip
The story of psychedelics. It's a unique moment. After decades of taboo and blanket illegality, policymakers and research institutions are taking these substances seriously. As a new dawn of psychedelic treatment beckons, Tim Hayward makes a personal journey into how we got here and where this is all heading. Understand from BBC Radio 4 - unravelling the complexities of the biggest stories and subjects that really matter right now.

After successfully defeating a number of fracking projects, a wave of hardened environmentalists join the anti-HS2 protest movement. Locking themselves to fences and ancient trees, civil disobedience arrived at the frontline of building sites. But injunctions and evictions clear the protest camps, and the added cost is a drop in HS2’s very large bucket. The bigger threat to HS2’s national image arrived in the unlikely form of a notorious environmental mitigation: the Sheephouse Wood Bat Mitigation Structure - or as it’s better known, the Bat Tunnel.
Presenter: Kate Lamble Producer: Robert Nicholson Executive Producer: Will Yates Sound Design and Mix: Arlie Adlington A Whistledown production for BBC Radio 4