US boy who was arrested for taking a homemade clock to class is seeking $15m from his city and school.

US teen Ahmed Mohamed, who was arrested in his school for bringing a clock, is not going back to MacArthur High School.

A clock made by a 14-year US boy became a hot topic worldwide.

Scientists, politicians, and other STEM advocates have taken to Twitter to express their support and encouragement for 14-year-old Ahmed Mohamed's ingenuity.

A hashtag created by a Texas college student, Amneh Jafari, starts a movement on supporting Ahmed Mohamed.