Issue # 231 _ May 2015
Cover
- The era of grand observations
- International partnerships and investments of nearly R$200 million over the next 10 years should boost astrophysics in São Paulo By Marcos Pivetta
- The first of the giants
- São Paulo researchers will have 4% of observation time on the GMT, the super ground telescope that will produce images 10 times sharper than those of the Hubble telescope By Marcos Pivetta
- New eyes on the Universe
- Telescopes will study dark matter, dark energy, and gamma rays and map the cosmos in 3D By Marcos Pivetta
S&T Policy
Digitized files

Recovering knowledge
Digitizing archives brings to light rarities and forgotten documents and helps perfect the work of researchers
By Fabrício Marquesclinical testing

With the computer’s assistance
Brazilian and foreign researchers discuss ways to reduce animal testing
By Bruno de PierroINNOVATION

A network to study emotions
Research center will add areas of knowledge to evaluate and promote well-being
By Fabrício MarquesBiofuel

For a more balanced future
Committee evaluates 2,000 studies and suggests that bioenergy could expand without resulting in environmental damage
By RedaçãoScience
ENVIRONMENT

Fragile land
Analyses of satellite images indicates a loss of 266,000 km2 of vegetation in the Cerrado and 90,000 km2 in the Caatinga, increasing the risk of water shortages and desertification
By Carlos FioravantiECOLOGY

Great gardeners
Mathematical models reconstruct the seed-dispersing role once played by now-extinct animals in the Pantanal
By Francisco BicudoBIOCHEMISTRY

Lethal Contact
Needle-shaped structure allows the Xanthomonas citri bacterium to release toxic compounds into rival microorganisms
By Ricardo ZorzettoEthology

Wings of strife
Male damselflies measure their own strength and that of their opponents in determining confrontation strategy
By Maria GuimarãesIMMUNOLOGY

Inner battle
Altered gene triggers autoimmune disease in babies during pregnancy
By RedaçãoPHYSICS

How to train nanotubes
Experiment uses random networks of carbon cylinders to perform mathematical operations
By Igor ZolnerkevicTechnology
TECHNOLOGY LIVESTOCK

Fertilization markers
New techniques map the function of proteins, carbohydrates and lipids to obtain the highest quality of bovine embryos
By Dinorah Erenobovine embryo

Global benchmark in production
Investment in research and innovation by In Vitro Brasil accounted for 45% of the total world production of bovine embryos in 2013
By RedaçãoMining

Magnetic extraction
Sustainable and with lower pollution levels, new process uses nanoparticles to capture and produce metals
By Evanildo da SilveiraCorporate research

Determined to see farther ahead
Bradar’s highly trained technical staff designs radar for remote sensing, air defense and meteorology
By Yuri VasconcelosANALYTICAL CHEMISTRY

Instantaneous recognition
Handheld device employs infrared radiation to ensure the quality of food, polymers, pharmaceuticals and textiles
By Yuri VasconcelosHumanities
Literature

Poetry out of scraps
Studies go beyond the testimonial aspects of the work of Carolina Maria de Jesus seeking to define her style and cultural relationships
By Márcio Ferrari