The Pentagon’s Defense Threat Reduction Agency (DTRA) has issued a Broad Agency Announcement (BAA) seeking white papers for long-term challenges in specific fundamental areas of research that offer a significant contribution to the current body of knowledge, understanding of phenomena and observable facts, significantly advance revolutionary technology, new concepts for technology application, and may have impact on future Counter Weapons of Mass Destruction capabilities. There will be 15 open windows–about three per year–for submissions to occur. Sol. No. HSTRA1-09-14-FRCWMD-BAA. Respond by Sep. 30, 2014. Contact: Sherrie Mendes, HDTRA1-09-15- [email protected].