With the use of transgenic crops expanding around the globe, we need to decide what level of unapproved plants we are willing to accept in our diets. Zero is not an option, says Heidi Ledford.

Manmohan Singh calls for India's scientists to raise their game in return for increased funding.

Two years after a radical change that brought India's patent laws into line with international trading rules, the country's drug makers are taking a new direction. Apoorva Mandavilli