News tagged with homeland security

Foreign insects, diseases got into US

(AP) -- Dozens of foreign insects and plant diseases slipped undetected into the United States in the years after 9/11, when authorities were so focused on preventing another attack that they overlooked a ...

Oct 10, 2011 5 / 5 (3) 0

Crystals detect threats to national security

Using a crystal ball to protect homeland security might seem far-fetched, but researchers at Wake Forest University and Fisk University have partnered to develop crystals that can be used to detect nuclear threats, radioactive ...

Jul 15, 2011 4.8 / 5 (6) 6 | with audio podcast