ED. 222 | AUGUST 2014

S&T POLICY

Evolving science

Study analyzes changes in world scientific production and shows that the gap between rich and emerging countries has narrowed in some areas

Building platforms

Federal program intended to create partnerships between businesses and researchers raises discussion about investments in basic science

SCIENCE

A very aggressive bacillus

Hypervirulent tuberculosis bacteria cause the explosive death of immune cells and accelerate their spread

Stem cells: risks and benefits

Winner of the Prize in Medicine in 2007, English geneticist Martin Evans discusses the challenges and possibilities of this therapeutic approach

Change of menu

Cougars and their prey depend on farmland for survival in the state of São Paulo

Rainfall in the past

Study estimates surface temperatures of the South Atlantic in the last 12,000 years and their connection to precipitation over the South American continent

Molecule Smasher

Cosmic rays disintegrate formic acid—a possible precursor of biological compounds

TECHNOLOGY

Zero gravity

Ethanol and liquid oxygen are used to fuel suborbital rocket developed in Brazil

Impressive progress

A study shows that software, information technology and communications companies in São Paulo State are growing and that they are looking intensively for skilled workers

Advanced training

Online platform uses game techniques to motivate students to study the content of high school courses

Antibodies fight agricultural pests

Company produces diagnostic kits for soybean and potato diseases caused by fungi and viruses

Transformed microalgae

Membrane used as filter for culture media makes it possible to select biomass containing proteins, fatty acids, or carbohydrates

HUMANITIES

The Power of the Parties

Study investigates the sophisticated mechanism that connects the different levels of power

Lusophone Paris

French publishers released hundreds of books in Portuguese in the French capital during the 19th century

Against the colonization of thought

The writer João Ubaldo Ribeiro contributed to reflections on Brazilian identities