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An instrument for detecting radiation is seen on a map of the New York area during an exercise to intercept radioactive "dirty bombs" in waterways near New York in 2011.

Pentagon Funds Development of New Tech for Detecting 'Dirty Bombs'

Most current detection systems rely on helium 3, which is rare.

"I wish this bill did more," Rep. Jim Sensenbrenner, R-Wis., said.

The House Just Passed a Bill to End Mass NSA Spying. But Will It Really Change Anything?

Tech companies and privacy groups say the measure leaves loopholes for intelligence agencies to exploit.

FBI Director Won't Apologize for Marijuana Comments

James Comey attempts to set the record straight about his opinion of his agency’s anti-cannabis hiring policies.

Flight deck crew prepare to launch the Navy experimental unmanned aircraft, the X-47B, aboard the nuclear powered aircraft carrier USS Theodore Rosevelt.

Justice Department Plans to Reveal Legal Justification for Using Drones on American Citizens

The legal argument has been a point of contention since the 2011 drone strike that killed Anwar al-Awlaki.

Secretary of Defense Chuck Hagel listens to a brief during a Defense Advanced Research Projects Agency demonstration at the Pentagon April 22, 2014.

Four DARPA Projects That Could Be Bigger Than The Internet

The multiple applications of the military’s mad science projects. By Patrick Tucker

Rep. Justin Amash, R-Mich., filed an amendment Monday that would take a key section of the USA Freedom Act.

House Republican Introduces Backup Plan to Squash NSA Phone Spying

Rep. Justin Amash wants to force a vote on the USA Freedom Act this week.

What the Most Secure Email in the Universe Would Look Like

Here’s how you will one day be able to send invisible messages on your future quantum cell-phone. By Patrick Tucker

The National Security Agency's Utah Data Center

House Takes Major Step to End NSA Mass Surveillance

The House Judiciary passed an amended version of the USA Freedom Act on Wednesday.

FAA Says U-2 Spy Plane Definitely Scrambled Air Traffic Control Computers

Air Force had previously denied that their plane was the one to blame.

A non-commissioned officer with the 627th Communications Squadron works on a computer system at Joint Base Lewis-McChord in Washington

We’re Saved! Experts Show How to Fix U.S. Cybersecurity

The four-hour experiment that showed how to fix our nation’s infrastructure from cyberattack. By Patrick Tucker