Energy & Green Tech

Nanofluidic device generates power with saltwater

There is a largely untapped energy source along the world's coastlines: the difference in salinity between seawater and freshwater. A new nanodevice can harness this difference to generate power.

Software

Let it flow: Recreating water flow for virtual reality

The physical laws of everyday water flow were established two centuries ago. However, scientists today struggle to simulate disrupted water flow virtually, e.g., when a hand or object alters its flow.

Automotive

Lane changing and congestion found to be mutually reinforcing

As drivers pursue a better driving environment, they perform lane changes to get out of the currently congested lane. But changing lanes can also disrupt or even interrupt traffic flow, leading to worsening congestion. Is ...

Energy & Green Tech

Future car travel may be cheaper, but also more expensive

Many of the cars currently speeding through the summer landscape are running on electricity. At the same time, fuel taxes are an important source of income for the government. So where will the money come from in the future ...

Energy & Green Tech

The role of energy density for grid-scale batteries

Because the sun does not shine at night but all our screens do, we need energy storage to shift solar energy production during the day to when it is needed in the evening. To cope with this intermittence of renewables, we ...

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