Many Americans are asking whether it’s safe to visit Europe after terrorist attacks in Brussels and Paris.
A long walkway flanked by several scanning devices could passively detect for explosives without creating a passenger bottleneck.
Experts say providing a one-time key is much different than programming a backdoor into every phone.
Should we use the term Islamic extremism? It’s debatable.
Belgian Twitter users responded in an odd way to police requests not to tweet photos of security personnel.
Fear of 'others' is a deeply human experience that tends to intensify under threatening conditions.
An encrypted chat service with self-destructing messages has blocked accounts associated with ISIS.
Negotiations on details of a unified international campaign already were contentious. Continue reading →
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