A type of pineal photoreceptor cell that contains a protein called parapinopsin 1 (PP1) detects color. These PP1 cells become active and inactive in proportion to the difference in wavelength of ...

A type of pineal photoreceptor cell that contains a protein called parapinopsin 1 (PP1) detects color. These PP1 cells become active and inactive in proportion to the difference in wavelength of ...

As they often do, the Buffalo Sabres practiced their power play Tuesday at KeyBank Center. In December, there was little continuity from one session to the next. Coach Lindy Ruff continued ...