Back Lightning is almost as old as the planet and will probably outlast life on Earth. But is science any closer to unlocking its secrets?
Discover 11,128,835 listings and 277,520 playable programmes from the BBC
Back Lightning is almost as old as the planet and will probably outlast life on Earth. But is science any closer to unlocking its secrets?
BBC Four reflects arts, music and culture with an ambitious range of intellectually and culturally enriching programmes, taking an expert and in-depth approach to its subjects.
