Editor’s note: Also see Ken Coffman’s blog: The HP15C returns as an iPhone app. With the emergence of hand-sized computers, calculators have lost some of their former prominence, yet they continue to ...

Here is a useful and free Website that just came to my attention: Calculator Edge. It uses a fill-in-the-blanks, push-a-button approach to solving problems in a wide range of engineering disciplines: ...

This app is not a toy; it ’ s a powerful, easy-to-use structural engineering calculator with ambitions to reach the clouds. The developer, IProBlue Tech., Fort Lee, N.J., says [steel hd], for the iPad ...

We’ve seen so many explorations of older semiconductors at the hands of [Ken Shirriff], that we know enough to expect a good read when he releases a new one. His latest doesn’t disappoint, as he ...

Mechanical Engineering Professor Alan McGaughey of Carnegie Mellon University recently coordinated the Phonon Olympics, ...

In 1982, a 21-year-old Chris Espinosa faced a familiar challenge in software design: satisfying Steve Jobs’ exacting eye.

Oldcastle Infrastructure launches CivilSense ROI Calculator. Helps build stronger financial cases for water infrastructure investments ...