Since oxygenated hemoglobin, also referred to as oxy-hemoglobin or HbO 2, absorbs light at a slightly different portion of the NIR spectrum than the deoxygenated hemoglobin molecules (usually referred ...

Optical illusions play tricks on your brain and can make you see things that ... In this case, the lines converge on a vanishing point at the center of the spokes, which makes our brains think ...