Bbc
@bbc·15.6M subscribers·32.3K videos
Light and Dark: Trailer - BBC Four
Posted
October 28, 2013
Views
15,327
Likes
121
Comments
13
Engagement
0.87%
October 28, 2013
15,327
121
13
0.87%
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0:37Now PlayingSubscribe and 🔔 to the BBC 👉
Watch the BBC first on iPlayer 👉 Professor Jim AlKhalili tells the story of how we worked out what light is and how we used that knowledge to reveal the universe.
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