July 2026 Pop Quiz for Engineers
Celebrate 250 years of American ingenuity with this month’s Pop Quiz for Engineers worthy of a founding engineer. From bold ideas to solid fundamentals, test the knowledge that helped build a nation.
Could Rough Be the New Smooth?
Smoother surfaces usually mean less resistance—but not always. A recent Tohoku University study found that microscopic distributed roughness reduced measured drag on a streamlined wind-tunnel model under specific transitional-flow conditions, offering engineers a fascinating reminder that even reliable design rules can have carefully engineered exceptions.
Riddle Me This: The Debugging Challenge
Can you debug this line of code and uncover the hidden word? Put your puzzle-solving skills to the test in this edition of Riddle Me This.
The Imperial Sugar Refinery Explosions: When Combustible Dust Became a Catastrophic Fuel
The 2008 Imperial Sugar refinery explosions demonstrated how combustible sugar dust can turn a common food product into a deadly industrial hazard. This case study examines the causes of the disaster and the engineering lessons that continue to shape dust explosion prevention and process safety.
The June Ethical Dilemma: Informed Conflict of Interest
Was it ethical for Engineer Henry to perform the feasibility study despite the fact that his land may be affected thereby?
June 2026 Pop Quiz for Engineers
This National Safety Month, put your engineering instincts to the test—no incident report required. A quick Pop Quiz for Engineers that proves thinking ahead is always the safest move.
Famous Engineers: Fazlur Rahman Khan
Fazlur Rahman Khan changed the way engineers design tall buildings. Known for pioneering tube structural systems, Khan helped make modern skyscrapers more efficient, economical, and structurally practical, leaving a lasting legacy in civil and structural engineering.
The Mars Climate Orbiter Failure: When a Unit Conversion Destroyed a Spacecraft
NASA’s Mars Climate Orbiter was lost during Mars orbit insertion after a unit-conversion mismatch between ground software systems caused navigation errors. The failure remains one of engineering’s most important lessons in interface verification, systems communication, and unit consistency.
The May Ethical Dilemma: Non-Solicitation Agreements
Was it ethical for Engineer Ted to accept the position of county surveyor?
May 2026 Pop Quiz for Engineers
Spice up your brain this Cinco de Mayo with this month's Pop Quiz for Engineers that brings the fiesta to engineering fundamentals. No margarita required—just sharp thinking and a taste for learning.
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