Contested discovery achieved by experiment firing laser pulses into eyes, stimulating retina cells
After walking the Earth for a few hundred thousand years, humans might think they have seen it all. But not according to a team of scientists who claim to have experienced a colour no one has seen before.
The bold – and contested – assertion follows an experiment in which researchers in the US had laser pulses fired into their eyes. By stimulating individual cells in the retina, the laser pushed their perception beyond its natural limits, they say.
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