Although it still remains to be seen how much difference second and third gen biofuels can make, research continues with some interesting advances and ideas.
US researchers have developed nanoparticles to convert solar energy directly into steam that can be used for water purification, electricity generation and sterilisation
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By engineering the metabolic process of a specific bacterium, scientists have boosted its ability to produce the highly efficient fuel, butanol.
The latest flexible solar cells based on thin plastics could herald a new generation of ultra-low-cost lighting for poor communities in remote areas.
Hydrogen can be released and reabsorbed from a promising storage material, overcoming a major hurdle to its use as an alternative fuel source.
A pyroelectric nanogenerator could harvest the enormous amounts of energy wasted as heat each year to produce electricity.
The company founded to commercialize the solar hydrogen device goes back to drawing board.
Clean drinking water is in short supply for most of the world’s population, but nanotechnology can go a long way to ensuring no one goes thirsty.