The human finger can discriminate between surfaces patterned with ridges as small as 13 nanometers in amplitude and non-patterned surfaces, surface chemistry Professor Mark Rutland said. "This means that, if your finger was the size of the Earth, you could feel the difference between houses [and] cars," Rutland said.

[–] vale@sh.itjust.works 63 points 2 years ago (3 children)

Jokes on him, I can already tell the difference between a house and a car

[–] Viking_Hippie@lemmy.world 8 points 2 years ago (2 children)

Houses are the ones with doors and glass on some of the outside, right?

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