one step back, one giant leap forward
To send humans back to the moon, the best mission design was staring NASA right in the face. By John F. Connolly

no hurry to recycle
Power & Energy: Some advocates believe no new nuclear power plants will be ordered until the question of long-term storage of waste has been addressed. But one proposed answer—fuel reprocessing—is too costly and complicated to embrace. By Frank N. von Hippel

wild blue yonder
Power & Energy: Still pushing the gas turbine to new heights of performance. By Lee S. Langston

beginning the transformation
Power & Energy: When will fuel cells finally emerge as the best choice for electrical generation? By Mark Williams and Scott Samuelsen

power window
Power & Energy: Two Paths. By Jeffrey Winters

no mesh, no fuss
A mechanical engineering researcher says that by doing away with the finite-element mesh, he has the answer to simultaneous design and analysis.
By Jean Thilmany

input/output
Sphere of Heights. By Michael Abrams

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