April 2011 | National Nuclear Security Administration

In this issue:

• NNSA Celebrates Earth Week
• NNSA Conducts Successful JTA Test
• Supercomputers Keep the Nuclear Stockpile Safe, Secure, Effective
• 25 Years Later: PNNL Remembers Chernobyl
• Long-awaited Weapons Cleaner Saves Money
• B&W Pantex Receives Dwight D. Eisenhower Award for Excellence
• NNSA Awards Safety and Security Professional Awards