Issue # 118 _ December 2005
S&T Policy
environment
The world after Kyoto
Specialists foresee more demands for Brazil to control its carbon dioxide emissions
By Claudia Iziqueevaluation
The Club of excellence
International Rankings provide evidence on the performance of the four best Brazilian universities
By Fabrício MarquesScience
HEALTH
Diagnostic in the form of light
The use of a laser helps to tell healthy tissue from the ones altered by cancer
By Revisor and RedaçãoBiology
Virus hunters
A team of researchers goes to the Amazon to watch for the entrance of emergent diseases
By Fabrício MarquesEcology

Vulnerable predators
A plan proposes strategies to save the rays and sharks of the Brazilian coastline
By Fabrício MarquesPhysics

The long wings of neurons
The quantity and efficiency of connections essentially depends on the shape of the nerve cells
By Carlos FioravantiTechnology
pharmacy

The artemisinin therapy
A medicine against malaria derived from the Chinese plant will be produced in Brazil
By Dinorah Erenotelecommunication

Doped fiber
A company dominates the process of manufacturing optical equipment that amplifies a light signal
By Yuri VasconcelosHumanities
History

Far from God, close to the USA
A study by Moniz Bandeira dissects the formation of the American empire
By Carlos Haag