In the experiment, researchers directed a laser beam into one eye of each participant. The study involved five individuals — ...

Researchers behind a recent study claim to have discovered a new color that the natural, naked eye cannot perceive — 'olo,' a ...

Researchers at the University of California at Berkeley and the University of Washington have created a new system that ...

Five individuals participated in the experiment, which involved shooting pulses of visible-wavelength laser light directly into their eyes to stimulate individual photoreceptor cells on the retina.