"The dark side of the universe"
Chairing an event at the How The Light Gets In festival
Hay on Wye, Wales, 10.30 am. Details here.
See the whole HTLGI Festival programme here.
03 June 2016
The Unseen - A History of the Invisible
A series of five programmes looking at amazing events and characters from science history, on BBC Radio 4.
They are available for some time on the BBC iPlayer here.