Science on why soldiers break step when marching on a bridge
The Golden Gate Bridge on its opening day in 1937 : r/BeAmazed
Kinetrol Pneumatic Rotary Vane Actuator Blog
Free article: Wireless Condition-Based Monitoring Made Easy | Elektor Magazine
Kinetrol Pneumatic Rotary Vane Actuator Blog
Resonance « KaiserScience
Resonance: from swings to subatomic strings › Bernie's Basics (ABC Science)
WAVE and SOUND. - ppt download
Resonance: from swings to subatomic strings › Bernie's Basics (ABC Science)
Kinetrol Pneumatic Rotary Vane Actuator Blog
Science Busts The Biggest Myth Ever About Why Bridges Collapse
The Strangest, Most Spectacular Bridge Collapse (And How We Got It Wrong)
TIL that soldiers are required to "route step" (or walk out of step) when crossing bridges because, in 1831, the rhythmic march of British soldiers broke a bridge, throwing soldiers off of
A Look at Bridges: A Study of Types, Histories, and the Marriage of Engineering and Architecture
Swiss Cheese and Vibrating Instruments - Premier Guitar
Electro-mechanical oscilator & Tesla's Earthquake Machine - Open Tesla Research