discussing the claim that there are no green stars, astrophysicist Dr Ulrike Kuchner from the University of Nottingham & psychophysicist Dr Christopher Taylor from the New England College of Optometry describe green valleys, green flares & the visual abilities of chickens.

keywords: colour star photoreceptor chicken truth.

details, sources and full transcript at the error bar (https://theerrorbar.com?e=5)