Balloons to float above Pentagon to test defenses
221527
Three large balloons will float above the Pentagon on Saturday as the U.S. Defense Department tests its chemical and biological weapons defenses, department officials said on Friday.
199019
The Pentagon is considering whether to shoot down a failed spy satellite that could come crashing back to Earth by March, senior U.S. military officials said today. "There aren't a whole lot of other options," an official said. But these officials would not elaborate on how they would hit the satellite.
575322
Unmanned aerial vehicles and other so-called "stand-off" weapons, whether currently used or in secret testing, belong to a developing high-tech arsenal that the U.S. military says will help minimize casualties as it battles insurgents.
295156
Federal officials are concerned that terrorists could try to down aircraft by blinding pilots with laser beams during landing approaches.
422865
The Army flew a 178-foot blimp  carrying infrared cameras over the Pentagon and parts of  Washington on Wednesday to test its ability to spot threats to  U.S. government facilities, officials said.
92998
Sky Harbor International Airport here will test a new federal screening system that takes X-rays of passenger's bodies to detect concealed explosives and other weapons.
167732
The military shows its love for unmanned aerial vehicles.
604835
Despite cautionary notes from space security veterans, the Pentagon is planning to shoot down a broken spy satellite expected to hit the Earth in early March.
199332
Pentagon space shield plan raises stakes with Russia - and local Czechs.
133665
The looming U.S. Navy attempt to shoot down a dying satellite could demonstrate an anti-satellite capability for its missile defense system.
668853
The military is looking to help grunts dodge explosives by funding next-generation technology that can predict where the deadly devices are made and placed.
610913
The U.S. Army has leased a blimp from the nation's only airship manufacturer and outfitted it with sensors and cameras to determine how effective the electro-optical and infrared cameras are at detecting potentially threatening movements on the ground.
523349
The attempt by the U.S. Navy to use an anti-missile missile to shoot down a potentially hazardous satellite will cost between $40 million and $60 million, Pentagon officials told CNN on Friday.
133498
To defend against future attacks, airports may soon get new tools to help ID hidden explosives
526613
A rocket carrying an intelligence-gathering payload for the Pentagon suffered a technical problem after its launch, officials said. But they were confident Saturday that its secretive mission would be performed.
333688
Tests show that a container of a certain size is needed for an effective explosion to blow up an aircraft.
550886
CAPE CANAVERAL-- The explosive growth of tools and toys using data from the US military&#39;s array of Global Positioning System satellites is showing no signs of letting up, and the US Air Force aims to meet demand.