Classical control vis-à-vis Modern control
Clicked in Downtown, Minneapolis 
Clicked in Dinkytown, Minneapolis 
Some interesting physics (of coffee)
Lesson for all researchers
On how a figure should be drawn--Hergé
Credit: Sairaj (a draughtsman himself)
Somewhere in Chennai, India  (On how electrical lineworkers fix a broken underground power cable)
Somewhere in Monticello, Illinois 
Featuring the twilight sky and a (typically rare) transmission line tower that performs transposition
Genius, Millionaire, Visionary, & Philanthropist. Clicked at the Dept. of ECE, Grainger College of Engineering, UIUC 
Peter Diamandis's provocative laws noted outside the office of (the always placid) Prof. Peter Sauer, at UIUC 
How I cite my own works in my papers...
🚩 gacchatastiṣṭhato vāpi jāgrataḥ svapato'pi vā | na vicāraparaṃ ceto yasyāsau mṛta ucyate || 🚩
Source: Yoga Vāsiṣṭha
Transl: He whose mind is not contemplative, introspective, or, inquiring while in motion or stationary, while awake or asleep, is indeed as good as dead.