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.

Revelations about waste and delay have left HS2 in poor shape - and ripe, in the view of its political opponents, for cancellation. But, at the opportune moment, a new Prime Minister arrives. Boris Johnson saw HS2 as a cornerstone of his “levelling up” agenda, and gave it the green light to proceed even as the country wrestled with the emergency of a global pandemic. Presenter: Kate Lamble Producer: Robert Nicholson Executive Producer: Will Yates Sound Design and Mix: Arlie Adlington A Whistledown production for BBC Radio 4