Science
cattle raising
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Liquid solution
Use of hydrating agent and diuretic fights intoxication by ammonia in cattle
toxicology
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Altered functions
Experiments explain changes in sexual behavior during gestation
By Ricardo Zorzetto and Silvia Mendes
BIOLOGY
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Cleaning up the bottom of the sea
Team from Unicamp reveals the way of life of the cleaner-fish
speleology
Technology in caving
Visits to the Bonito region with the minimal of environmental impact
astrophysics
Sidereal clock
Physicist shows how to use the brightness from pulsating white dwarf stars
Biology
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Under the yoke of Chronos
Team verifies the variety of rhythms that organize life in animals
ENVIRONMENT
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Scars of occupation
Satellite map of the Northeast depicts the devastation of the caatinga