Stamets@lemmy.dbzer0.com to People Twitter@sh.itjust.works · 2 months agoBlood is blue until exposed to oxygenlemmy.dbzer0.comimagemessage-square173linkfedilinkarrow-up11.3K
arrow-up11.3KimageBlood is blue until exposed to oxygenlemmy.dbzer0.comStamets@lemmy.dbzer0.com to People Twitter@sh.itjust.works · 2 months agomessage-square173linkfedilink
minus-squareThunderQueen@lemmy.worldlinkfedilinkarrow-up1·2 months agoVeins appear blue because the skin and veins refract the light to permeating the skin causing the wavelenths to appear blue. It was well known in the early 2000s. She was just stupid and had no business teaching science.
Veins appear blue because the skin and veins refract the light to permeating the skin causing the wavelenths to appear blue. It was well known in the early 2000s. She was just stupid and had no business teaching science.