International issue | January 2013
S&T Policy
S&T Policy

Delicate balance
Studies show that the structure of BRIC scientific communities increasingly resembles the structure of scientific disciplines in developed countries
By Fabrício MarquesInvestment

One country, two models
State expenditures on research and development reveal the gap between São Paulo and the other Brazilian states
By Fabrício MarquesRecognition

Intellectual references
International awards, such as the one granted to Fernando Henrique Cardoso, enhance the reputation of Brazil’s scientific community
By Fabrício MarquesScience
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
By Ricardo Zorzettomuscular dystrophy

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

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

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

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