Editorial
Mission to Planet Earth

Letters

• Hydrogen Considerations 
• Good Work 
• Where Are the Jobs?
• Analysis and Synthesis 
• Correction 

News & Notes

• Panel Recommends K-12 Engineering Education 
• One Carbon Sink May Be a Net Source 
• Write Back Soon 
• Project Seeks Round 3
• Briefly Noted

Computing

• Supercomputer Upgrade 
• It Gets Me 
• Brain in a Box 
• What's That?  
• Briefly Noted

Technology Focus

• From Hybrid to Cooling Tower 
• Blending Fuels to Boost Efficiency 
• Simpler Multiaxis Applications 
• Lubricants for Low-Carbon Engines 
• Systems Approach Improves Fan Reliability

ME Bookshelf
Recently published books for engineers and those interested in engineering.

Input/Output
Batty Research. By Jean Thilmany