Season 51
Season 52
Season 53
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All Episodes - S51
EPS01
Michael Mosley investigates the alleged danger in eating red and processed meat, and does a one month test on himself, doubling his meat intake.
EPS02
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EPS03
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EPS04
Twenty-five years after the world wide web was created, it is now caught in the greatest controversy of its existence - surveillance. With many concerned that governments and corporations can monitor our every move, Horizon meets the hackers and scientists whose technology is fighting back. It is a controversial technology, and some law enforcement officers believe it is leading to risk-free crime on the dark web - a place where almost anything can be bought, from guns and drugs to credit card details. Written by Tomer
EPS05
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EPS06
An episode of Horizon documentary series. Prof. Alice Roberts and Michael Mosley look into the similarities of both gender's brains and whether nature or nurture come into play with several experiments.