20/11/2014

Cut the salt: Green solutions for highway snow and ice control

Ice-free pavement. "Smart snowplows." Vegetable juice ice-melt. Cold-climate researchers at Washington State University are clearing the road with green alternatives to the salt, sand and chemicals typically used for highway ...

How photosynthesis changed the planet

Two and a half billion years ago, single-celled organisms called cyanobacteria harnessed sunlight to split water molecules, producing energy to power their cells and releasing oxygen into an atmosphere that had previously ...

Taming the Boltzmann equation

Physicists at Ludwig Maximilian University of Munich, Germany, have developed a new algorithm that is capable of solving the Boltzmann equation for systems of self-propelled particles. The new method also reveals previously ...

Tomorrow's degradable electronics

When the FM frequencies are removed in Norway in 2017, all old-fashioned radios will become obsolete, leaving the biggest collection of redundant electronics ever seen – a mountain of waste weighing something between 25,000 ...

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