Issue # 204 _ February 2013
S&T Policy
Science Communication

Isolated knowledge
Emerging economies practicing excessive self-citation draw attention to the effects of isolation
By Bruno de PierroThe Amazon

The new lands of the cities
Economists, architects and geographers want to help manage Pará’s cities
By Carlos FioravantiScience
Science Medicine

Remarkable letter carriers
Synthetic particles reduce toxicity and augment the action of drugs against cancer
By Carlos FioravantiNeuroscience

Today’s superstars
Neighboring cells help neurons establish connections with one another
By Marta San Juan FrançaOptics

In tune with light
Physicists use lasers to synchronize microscopic oscillators that act like the pendulums of clocks
By Igor ZolnerkevicTechnology
Technology Beverages

Light-infused beer
A light source inserted during fermentation accelerates yeast metabolism and increases production
By Marcos de OliveiraSilviculture

More cellulose per square centimeter
Transgenic eucalyptus has 20% higher productivity than the conventional tree
By Evanildo da Silveira