Bioengineers are creating human body parts to replace organs and manage life-threatening diseases. How techniques like 3-D printing and stem cell research are driving medical advances and raising ethical questions
The Obama Administration establishes a new intelligence-based screening system for airline passengers on U.S.-bound flights. What it means for travelers and what’s being done to improve security on domestic trains, highways and subways.
- Michael Greenberger professor, University of Maryland Law School; director, Center for Health and Homeland Security; and former senior regulator, Commodities Futures Trading Commission.
- Thomas Frank Homeland Security reporter, USA TODAY.
- Frank Cilluffo director, Homeland Security Policy Institute at George Washington University.
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