Modifications of visual spectrum

I came across this article the other day and thought it was very interesting. Increasing the range of human vision has always been a dream of mine. Seeing deeper shades of red is a good step towards more interesting developments in the future. Maybe ultraviolet or infra-red. 

The full article is here:  but I havent purchased it yet. 

I'm guessing this is still purely high level lab work right now - still a ways off for bio hackers but I'll be following it closely. 


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