International issue | January de 2013
S&T Policy
Science
Mental Diseases

Storms of the body and soul
Crises of depression and euphoria cause chemical imbalances that may damage cells and accelerate aging of the body
muscular dystrophy

Joint treatment
The combined use of stem cells and a growth factor reduces disease symptoms in mice
Technology
Business Research

Mining expansion
Vale celebrates its 70th anniversary by investing in long-term projects with a focus on mining and sustainable development
New materials

The value of impurities
Brazilians discover a new family of materials that conduct electricity without losing energy
Global warming

Cleaner sugarcane fields
Emissions of the most hazardous greenhouse gas from sugarcane plantations are lower than previously estimated