About this programme
Dark matter is one of the greatest mysteries of the universe facing scientists today. Could it be the cause of supermassive black holes and mass extinctions.
Programme listing
How the Universe Works
The Dark Matter Enigma
Channel
Discovery .History+ 1
Discovery .History+ 1
Starts
Mon 24 Aug 2026, 20:00
Mon 24 Aug 2026, 20:00
Ends
Mon 24 Aug 2026, 21:00
Mon 24 Aug 2026, 21:00
Category
News & Documentary
News & Documentary
When is How the Universe Works next on TV?
How the Universe Works is on now on Discovery .History+ 1 and ends at 21:00.
What channel is How the Universe Works on?
The next showing is on Discovery .History+ 1.
Is How the Universe Works on TV tonight?
Yes — it is on tonight at 20:00 on Discovery .History+ 1, ending at 21:00.
Know when it’s back on
Create a free TVGuideUK account and set reminders for How the Universe Works, series links and favourite channels — handy when you found us by searching what time it’s on.
What channel?
Discovery .History+ 1
Discovery .History+ 1
Start time
20:00
20:00
Ends
Mon 24 Aug 2026, 21:00
Mon 24 Aug 2026, 21:00
Channel numbers
SkySky Q / Satellite272Channel numbers may vary by region, package or device.
Other airings
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Secrets Of Time TravelDiscovery .History+ 1Tue 11 Aug
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Death Of The Last StarsDiscovery .ScienceTue 11 Aug
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How To Build A PlanetDiscovery .History