Issue # 163 _ September 2009
Cover
- The transition will be smooth
- The US researcher says that cellulose ethanol and sugarcane ethanol promise to be more complementary than their competitors
- Bagasse is the target
- An abundant by-product of the sugarcane industry provides Brazil with a competitive edge in the search for second generation ethanol
S&T Policy
Academic production

Overseas expansion
Electronic library SciELO comes to South Africa and is praised in an editorial published in Science journal
Human Resources

Approved math
Study shows that students sharpened their mathematical skills by participating in public school Olympics
Science
Neuropharmacology
The chemistry of memory
Dopamine, a neurotransmitter associated with reward, controls the duration of memories
Astrophysics

Crystal clusters
Dozens of stars from a formation in the orbit of the Milky Way are made of diamonds
Technology
Telecommunications

Tracking the light
Transcontinental transmission of high definition film inaugurates 10-gigabyte optic fiber for academic Internet
FISH ENGINEERING

Robust hybrid
The tilapia resulting from the cross-breeding of the mutant red tilapia with the wild black tilapia grows quickly in captivity