Digitally Signing and Sealing Your Plans
Digital Signatures are added with the aid of a third-party authentication program, which both ensures that the Professional Engineer is the one signing the document and prevents future repudiation. The authentication programs can vary, but they function by assigning an individual “certificate” that verifies identity ...
Airplane Propeller-Induced Flutter
Propeller-induced flutter: An analysis of the design flaws that led to the Lockheed Electra crashes. Examine the findings.
The April Ethical Dilemma: Peer Review
Confidentiality vs. public safety: Engineers, analyze this NSPE case study on peer review ethics. Share your thoughts!
April 2025 Pop Quiz for Engineers
Don't be fooled by the challenge! Prove your engineering prowess and avoid the April Fool's prank. Take the quiz and show them who the real deal is.
Riddle Me This: Which One is Heavier?
You have 8 identical-looking balls, but one of them is slightly heavier than the others. You are given a balance scale, and you can only use it twice. How can you determine which ball is the heavier one?
3D Printing for Engineers: An Introduction
3D Printing is a field of rapidly growing significance that offers advantages attractive to the Engineering profession. The global 3D Printing market size was estimated to be worth $11.58 billion in 2019 and is projected to reach $35.38 billion by 2027 ...