Scientists set 'Five Grand Challenges' for nanotechnology risk research

Society is in danger of squandering the powerful potential of nanotechnology due to a lack of clear information about its risks, conclude 14 top international scientists in a major paper published in the November 16th issue of the journal Nature. The paper, "Safe Handling of Nanotechnology," identifies Five Grand Challenges for research on nanotechnology risk that must be met if the technology is to reach its full promise.