U.S. Marines put a new air-defense system through its paces Friday during the Balikatan exercise in the Philippines.

Nancy A. Youssef is a national security correspondent whose reporting has focused largely on the U.S. military and the Arab world.

Defense Department efforts to help Puerto Rico recover from Hurricane Maria will delay troop deployments to Afghanistan ... A ...

The School of Biological and Marine Sciences at the University welcome invitations to participate in outreach events such as talks, short workshops or careers fairs. With a dedicated Equality ...