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Tarsiers have excellent night vision. They do not need these contact lenses. - 

Researchers at the University of Michigan say they've discovered a way to make contact lenses that have night vision capability.

It's all about using super-thin layers of graphene, if you want to know the science of it.

Call me a geek, but I mean... cool, right?


Follow Kai Ryssdal at @kairyssdal