Stairwell evacuation study finds 'what we know we don't know'

Most of the time, we use the stairs in buildings—especially in high-rise structures—only as a back-up for faster elevators and escalators, but during a fire or other emergency, stairs become our primary passage to survival. ...

Researchers report nanoscale energy-efficient switching devices

By relentlessly miniaturizing a pre-World War II computer technology, and combining this with a new and durable material, researchers at Case Western Reserve University have built nanoscale switches and logic gates that operate ...

Manmade 'wall of wind' used to test construction

A Category 5 hurricane is a monster of a storm that most people would want to avoid. But, civil engineer Arindam Chowdhury actually recreates those monster hurricane force winds in hopes of helping people better prepare for ...

From pine cones to an adaptive shading system

An adjustable shading system that adapts itself independently over the course of the day, without sensors or motors and largely maintenance-free? It really is possible: an ETH doctoral student at the Institute for Building ...

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