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Your hair can crack steel when it hits the right spot

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 Biology   |   Physics   |   Science
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Description

Imperfections on the surface of razor blades cause them to fail

Read the research: https://scim.ag/31I3w8d

Credit

producer
Meagan Cantwell

supervising producer
Joel Goldberg

special thanks
Sarah Crespi
Brett Grocholski
Gianluca Roscioli
Cemal Cem Tasan

research
Roscioli et al., Science 2020

DOI: 10.1126/science.aba9490

photos
Dave out and about/Flickr

video footage
Gianluca Roscioli
Videoblocks
Pond5

archival footage
Duke University Libraries/Internet Archive

illustrations
Meagan Cantwell
Gianluca Roscioli

music
"FreeJeans"
by Chris Burns

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