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Why Do We Itch (ASL)

Season 6 Episode 37 | 4m 59s

It’s one of the most annoying sensations our bodies can feel, but does anything feel better than when you scratch an itch? Ok, maybe *some* things. But itching and scratching are up there. How does this weird sensation work? And what is itching for?

Aired: 05/17/18
Extras
The midwives enter the 1970s, which brings with it new challenges for Nonnatus House.
Lucy investigates Queen Mary I - was she really as bloody as history suggests?
A coronation designed for Kings, presented some problems for the first Queen.
A rare glimpse of Mary as a child from 1552. There's no sign of "Bloody Mary" here?
Historian Jonathan Petropoulos investigates the post-war life of former Nazi art dealer Bruno Lohse.
With the explosion of American museums in the 1950s, provenance took a backseat.
Father and son bond on an ambitious 350-mile bike ride in this portrait of familial love.
Promo: Living History Farms, Hour 2
Faced with a looming exposé, Sophie takes matters into her own hands and comes out on top.
Faced with a looming exposé, Sophie takes matters into her own hands and comes out on top.
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