Add Yahoo as a preferred source to see more of our stories on Google. The U.S. Army has renewed interest in new longer-range artillery shells, such as ramjet-powered types, following its axing of ...

Add Yahoo as a preferred source to see more of our stories on Google. The Army is focused on acquiring new longer-range artillery shells. It previously canceled both an extended-range artillery ...

The Army is focused on acquiring new longer-range artillery shells. It previously canceled both an extended-range artillery prototype and a strategic cannon project. The service is hoping it can begin ...