Fluid Handling and Fluid Power is the theme of this month's Tech Focus column.

News & Notes for April 2009 includes "Americans Underestimate Manufacturing Strength" and "Show of Power."

Recently published books for engineers and those interested in engineering.

Sustainability is among the topics addressed in the April 2009 Letters section.

This month's Computing column includes "How Green the Capitol?", "Soft-Skill Prescription," and "One Cool Computer."

Jay Leno knows that his 1932 steam engine ran a factory in England, but isn't sure who built the machine.

Editor John Falcioni discusses the relationship between baseball and Isaac Newton's three Laws of Motion.

After three tries, a patent for a baseball bat couldn’t knock any competitor out of the park.

A record-setting pitcher -- Mike Marshall -- says applying the laws of motion yields the best results.

Steamboat development: Fulton made it work on the Second Day.

Researchers are reducing friction in MEMS devices using a very old solution in a new size.

Mass customization is part-way here; when the rest will arrive is anyone’s guess.

Before nanotechnology can transform industries such as energy or biotech, its innovations have to be commercialized.

FEA for Electrical Fields, Circuit Board Analysis and Design Across Media are featured in this month's Software Exchange.

FEA for Electrical Fields, Circuit Board Analysis and Design Across Media are featured in this month's Software Exchange.

Literature about expansion joints, bearing products and photo chemical machining is featured in this month's Product Info section.

Rolled ball screws, network security and inclinometer sensors are among the New Products for April 2009.