The latest news on terrorism
Intelligence chiefs warns of imminent al Qaeda attacks.
Al Qaeda is still a major threat, but cybersecurity is also a growing concern.
The president’s changing his mind again about where to hold terror trials.
Shankar Vedantam discusses The Hidden Brain
Virtual strip search won’t stop airline bombers. It’s canines that are worth another look here.
Proponents say the technology is the best we’ve got; opponents beg to differ, citing privacy concerns.
Travelers’ rights groups call them an invasion of privacy; others call them a must.
Democrats must convince Americans they can handle national security.
Not only was it a narrow failure, it was a broad one too.
Security systems that aim to predict behavior using body language could be down the road.