Cystainablility: Bio center receives $12 million grant; Opinion: Homecoming unites alumni, students with common ideals; Sports: KSU players challenge ISU defense; Communication: Deaf with a capital 'D'; Online: Iowa Astronaut promotes science; Online: Tablet edition publishes Sunday; Football: Donations accepted for food drive; Medical: Cancer center artwork helps patients heal; Recruitment: ISU agriculture, life sciences meets employers' demands.