Main content
Series 1
In this mind-bending series, Professor Jim Al-Khalili shows how by uncovering its secrets, scientists have used light to reveal the universe.
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There's a whole universe of science to discover from across the BBC. Watch clips, take part in scientific tests and experiments and follow the latest news.
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Find science related activities and events near where you live for families, kids and people of all ages. Run by the BBC and partners.
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