Main content
Space inflation and a physics bet
Space inflation has been put in doubt by new data, casting a bet in jeopardy
Duration:
This clip is from
Featured in...
![]()
Science and Nature clips
Listen to a selection of clips from recent and upcoming programmes.
More clips from 23/09/2014
![]()
How black can black be?
Duration: 03:27
More clips from Today
![]()
The water lily weigh-off: Kew Gardens tests giant lily pads
Duration: 03:09
![]()
Prince Harry and Meghan are moving back to Britain
Duration: 03:06
![]()
Is facial recognition good enough for shops to use it?
Duration: 06:35
![]()
Weightlifting grandad, 88, becomes TikTok sensation
Duration: 04:45
