A new way to imagine grid stability

To ensure that the US electric grid remains stable and resilient, power generators in three main regions (Eastern, Western, and Texas) must be synchronized, all operating at the frequency of 60 hertz. Because generators interact ...

Video: When water levitates

Have you ever seen a drop of water navigate a maze? It's possible thanks to the same phenomenon that lets you know if a griddle is hot enough for pancake batter. Water droplets that dance and skitter across a hot surface ...

A new sensor increases smartwatch battery life five times

Nearly 80% of the battery power in smartwatches is used up by the heart-rate monitor. But a new generation of sensors developed by EPFL startup ActLight consumes five times less energy. They have been tested and calibrated, ...

High-pressure natural gas turbine-generator

Scientists of Peter the Great St. Petersburg Polytechnic University (SPbPU) have developed a turbo expander electric generator operating on high-pressure natural gas. Natural gas, compressed at the power station, releases ...

How much wind energy can be generated in your area? Check EMHIRES

The Joint Research Centre (JRC) has produced a dataset of wind energy production (EMHIRES) at national, regional and local level across the EU, by the hour for the last 30 years, based on existing wind farms. The detailed ...

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