Chimps' behavior following death disturbing to ISU anthropologist

Shocking is one word Jill Pruetz uses to describe the behavior she witnessed after a chimp was killed at her research site in Fongoli, Senegal. The fact that chimps would kill a member of their own community is extremely ...

Video game ratings work, if you use them

Nearly every video game sold or downloaded comes with a rating that provides age-appropriate guidelines based on the game's content. Critics have questioned the effectiveness of ratings, but new research from Iowa State University ...

Offenders' deadly thoughts may hold answer to reducing crime

It's a figure of speech many of us have likely said during an argument or frustrating situation without really meaning. For a small percentage of the population though, the phrase, "I could kill you," is not so meaningless, ...

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