Toyota promises better mileage and ride with Prius hybrid

Toyota Motor Corp. released details for its fourth-generation Prius on Tuesday, promising that improvements in the battery, engine, wind resistance and weight mean better mileage for the world's top-selling hybrid car.

Ocean surface loses resistance during extreme hurricanes

TU Delft researchers have discovered that the ocean surface loses practically all aerodynamic resistance during hurricanes with extremely high wind speeds. This occurs as a result of a very smooth layer lying over the waves: ...

Predicting wave power could double marine-based energy

In the search for alternative energy, scientists have focused on the sun and the wind. There is also tremendous potential in harnessing the power of the ocean's waves, but marine energy presents specific challenges that have ...

Getting quicker – more quickly

A new procedure simplifies wind tunnel tests and makes the results visible immediately. Athletes have gone up against the wind at ETH to test the new method.

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