Male wearing glasses: Common letter patterns are really important, it helps with your spelling. Things like tight, has I-G-H-T on the end of it, tight. Male in dark suit: It's like it and then how ...

16-year-old becomes the youngest player to score a goal in the group or knock-out stages of a European club competition ...

Pattern formation is the developmental process by which cells acquire different identities, depending on their relative spatial positions within the embryo. Pattern formation ensures that tissues ...