Issue # 159 _ May 2009
Cover
S&T Policy
Ecology
Green areas multiplied
Plan increases the value of secondary vegetation to expand the Atlantic forest area
By Carlos FioravantiDissemination

Seeds of knowledge
Museum that disseminates science in an enjoyable and interactive way opens in São Paulo
By Fabrício MarquesEnergy

Sustainable balance
Study by Embrapa updates the advantages of ethanol in combating greenhouse gases
By Fabrício MarquesScience
Genomics

Ruminating over information
Bovine DNA sequencing opens the way to understanding and improvement in breeds
By Maria GuimarãesCellular biology

Action on the sly
Small proteins, previousy considered waste, help regulate cells
By Carlos FioravantiZoology

Stealthy meetings
Inter-breeding between different types of wild cats is more common than was believed
By Maria GuimarãesGenetics

Inheritance outside the family
Exchange of genes among different species is a source of debate among evolutionists
By Maria GuimarãesTechnology
New Materials

Fiber of the future
Sisal, which is already used in polymers, may be used in the production of ethanol
By Yuri VasconcelosOil

Challenge at the bottom of the sea
Petrobras and Unicamp are studying bacteria from oil wells that break down oil
By Marcos de OliveiraBiotechnology

Versatile shell
Biopolymer obtained from shrimps may be used in vaccines and cosmetics
By Dinorah ErenoBiomedical Engineering

Brain examined
Subcutaneous sensor monitors intracranial pressure in the case of accidents or illness
By Dinorah ErenoHumanities
Fine arts

Talent from the soul
Controversial thesis by Geraldo Souza Dias on Mira Schendel brought out in luxury edition
By Gonçalo Júnior