Light my fire: How to start up fusion devices every time

How do you start a fusion reaction, the process that lights the sun and stars, on Earth? Like lighting a match to start a fire, you first produce plasma, the state of matter composed of free electrons and atomic nuclei that ...

Assessing carbon capture technology

Carbon capture and storage could be used to mitigate greenhouse gas emissions and thus ameliorate their impact on climate change. The focus of this technology is on the large-scale reduction of carbon emissions from fossil-fuelled ...

A ray of hope for the 'death-ray' building

A London skyscraper - nicknamed 'The Walkie Talkie' - which unwittingly projected scorching sunbeams onto the streets below(1) has highlighted the need for city planners to use a more integrated approach being pioneered by ...

Simulation software optimizes networks

By the year 2020, thousands of kilometers of new grids will be operating in Germany to permit even more extensive use of power from renewable sources. However, these new "smart grids" also come with increased complexity, ...