Chemistry
BIOCHEMISTRY
More dangerous than the sun
Visible light, in addition to ultraviolet radiation, may also cause skin cancer
biopolymer
Biopolymer produced by sisal juice
Sisal juice is being employed to produce bacterial cellulose
By Redação
chemical communication
Moth scents
Physics explains how males in some moth species can detect the scent of females
By Redação
Agriculture
Natural Fertilizer
Leguminous plant used as fertilizer can increase sugarcane production
Nanotechnology
Fatal interactions
Carbon nanotubes combined with pesticides increase toxic effects on fish
circuits
Silver droplet with crystalline interior
solid nanoparticles of silver can be deformed like liquid droplets
By Redação
Energy storage
Energy stored in cigarette butts
Researchers discover how to reuse cigarette filters
By Redação
Recognition
From Blue LED to the Brain’s GPS
Nobel Prizes highlights advances in microscopy and neuroscience
By Redação
metals
Beware of chocolate
Brazilian chocolate contains small quantities of cadmium and lead
By Redação
pollution
Sponge sucks up oil from the ocean
Sponge absorbs up to 85% of oil spilled into the sea
By Redação
AEROSPACE ENGINEERING
Zero gravity
Ethanol and liquid oxygen are used to fuel suborbital rocket
Vanderlan Bolzani
Vanderlan da Silva Bolzani: The chemistry of natural products
Research seeks international cooperation and investigates molecules
By Ricardo Zorzetto and Mariluce Moura
Careers
Multidisciplinary Innovation
The career path of Carlos Calmanovici, from IPT to large companies
By Redação
OralGift
Antibacterial silver
Silver nanostructures eliminate bacterial and fungal buildup on toothbrushes
By Redação
Photosynthesis
Plants embedded with nanotubes
carbon nanotubes increase plants' ability to harvest solar energy
By Redação
Resistance
Intoxication in men and women
Women and men have different types of reaction to alcohol
By Redação
nanoparticles
Extra gold makes for slower reactions
Catalyst becomes less efficient as the proportion of gold increases
By Redação
molecular structure
Self-repairing plastic
New type of “self-healing” polymer repairs itself
By Redação
Agriculture
Biological attractants and repellents
Chemical substances extracted from insects and plants against pests
Memory
The structure of matter revealed
UNESCO has chosen 2014 as the International Year of Crystallography
Luciana Vanni Gatti
Luciana Vanni Gatti: On carbon’s trail
Chemistry explains study on the Amazon carbon balance
By Marcos Pivetta and Ricardo Zorzetto