Toward more fish-friendly hydropower plants

Over the course of the EU project FIThydro, research and industry partners studied the ecological impact of hydropower plants. ETH Zurich's Laboratory of Hydraulics, Hydrology and Glaciology (VAW) has developed a protection ...

Looking past the hype about 'trackless trams'

The optically guided bus is the latest in a long line of initiatives to repackage the bus as premium rail-derived technology. The name "trackless trams", the vehicle design, and the modest deployment costs all have broad ...

NASA creating a virtual telescope with two small spacecraft

Although scientists have flown two spacecraft in formation, no one ever has aligned the spacecraft with a specific astronomical target and then held that configuration to make a scientific observation—creating, in effect, ...