Researchers in India say they have developed a prototype of an energy-harvesting device from the cocoons of a domesticated species of silk moth.
‘Wikipedia Zero’ is trying to make mobile access to Wikipedia free of internet data charges.
The Global Freshwater Biodiversity Atlas will help developing countries identify biodiversity-rich areas for conservation.
A Wikipedia-style site that gets people to upload information on sustainable technologies is going through a raft of changes aimed at improving it further.
Farming edible prawns could help local populations cut disease.