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Season 2021
2021x1
Feast to Save the Planet
Episode overview
Air date
Jan 04, 2021
MasterChef judge Gregg Wallace and mathematician Dr Hannah Fry take over a restaurant and invite five special guests to enjoy a dinner party with a difference, where they will be scored .. show full overview
2021x2
Coronavirus Special - What We Know Now
Episode overview
Air date
Feb 25, 2021
In this third Horizon special, Dr Chris Van Tulleken is joined by his brother Xand and Dr Guddi Singh to take us through the latest developments and answer current concerns. Though .. show full overview
2021x2
The Secret Science of Sewage
Episode overview
Air date
Mar 18, 2021
Dr George McGavin and Dr Zoe Laughlin set up base camp at one of the UK's biggest sewage works to investigate the revolutionary science finding vital renewable resources and undiscovered .. show full overview
2021x4
Horizon Special: The Vaccine
Episode overview
Air date
Jun 16, 2021
The extraordinary inside story of the biggest scientific challenge of our age - following a small band of vaccine scientists around the world who took on Covid-19 and ultimately .. show full overview

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