EarthBiofuel that's better than carbon neutral The race is on to create a biofuel that effectively sucks carbon out of the sky and locks it away where it can't warm the planet, says Bob HolmesFeatures
TechnologyIndia's thorium-based nuclear dream inches closer It's taken 60 years, but India finally appears poised to capitalise on its abundance of thorium, by using it to power an upcoming nuclear facility Analysis