Roosevelt’s safari experiences, regaled in his book African Game Trails (1910) gave him strong opinions about how animals blended, or did not blend, with their surroundings: “Black and white ...

San Diego researchers have helped pinpoint a gene underlying a rare eye disorder that causes patients to see the world in black and white. Color-sensing cone cells in the eye are disabled in ...

People with achromatopsia, an inherited eye disorder, see the world literally in black and white. Worse yet ... at UC San Diego Health System have identified a previously unknown gene mutation that ...