Scientists 'expect' echoes of Big Bang

Oxford University's Dr Joanna Dunkley discusses findings of echoes from the Big Bang.

17 March 2014

2 minutes

This clip is from

Today—17/03/2014

Science and Nature clips
Listen to a selection of clips from recent and upcoming programmes.

Missing plane 'followed deliberate sequence'
Duration: 03:11

The British butterflies fighting to survive
Duration: 02:47
King will not meet Epstein victims during US visit
Duration: 06:57
Iran deputy foreign minister: 'US can't have its cake & eat it'
Duration: 13:43
Jeremy Bowen: Ceasefire gives space but not a solution
Duration: 10:44