Embryo implantation in humans. After fertilization the human embryo begins a 4 day long journey down the fallopian tube and into the uterus. When the embryo reaches the blastocyst stage it develops two distinct populations of cells. The outer cell mass,called the trophectoderm, and the inner cell mass.
Cat eye glasses. Named after their resemblance to the shape of a cat's eye, cat eye glasses are probably the most popular style of vintage eyeglasses. Though cat eye glasses were around since the 1950's, they reached their peak popularity when Audrey Hepburn wore a pair in the 1961 film Breakfast at Tiffany's.
Cat's Eye (also known as Stephen King's Cat's Eye) is a 1985 American anthology horror film directed by Lewis Teague and written by Stephen King. It comprises three stories,  Quitters, Inc. , . The Ledge , and General. The first two are adaptations of short stories in King's Night Shift collection, and the third is unique to the film. The three stories are connected only by the presence of a traveling cat. The cat plays an incidental role in the first two and is a major character of the third.