How old is Elmo on Sesame Street? Learn why the iconic red character is permanently 3½ years old, the educational reasoning behind his age, and how ages work for other Sesame Street characters.

Elmo is going viral again. The troubled puppet posted a relatable tweet today, and it is getting quite the reaction: This one ...

I was trying to think of a great gift to give my great niece who is 2 and her parents were needing ideas to keep her busy at church and restaurants. These adorable crochet finger puppet patterns were ...

Elmo and his friends are throwing a dance party, which provokes Wilmington actor Aubrey Plaza to show off her moves in the new "Sesame Street" special. Somehow she ends up testing Elmo's patience.

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 and ...