Biochemistry
COVID-19
Anti-coronavirus semiconductors
Nanotechnological materials emerge as promising alternatives in the battle against SARS-CoV-2 and future pandemics
By Suzel Tunes
photolab
Light sensors
In the lab, zebrafish larvae become covered in green glowing dots when exposed to certain drugs or pollutants
By Redação
Astronomy
Ceres may have formed beyond Saturn
Ceres's chemical composition suggests the dwarf planet formed beyond Jupiter's orbir
By Redação
biochemistry
Skyscrapers for bacteria communities
Under ideal conditions, Cyanobacteria convert more light to chemical energy
By Redação
Archaeology
233,000-year-old human fossils
The oldest fossils of modern humans ever found are at least 233,000 years old
By Redação
Health
Focus on the bacillus
Fast, portable, and sensitive, a new test could be a useful tool for preventing leprosy and helping with early diagnosis.
By Tiago Jokura
Photolab
Fertility clock
Genetic alterations to the biological clock could be linked to fertility disorders
By Redação
Video
The plant biological clock benefits agriculture
Understanding the plant circadian rhythms, and learning how to manipulate them, may widen cultivation options | 2'42
By Redação
Physics/Chemistry
Free passage through the skin
Simulations indicate that applying an electric field stimulates the formation of "blisters" that turn the epidermis into a gateway for drugs to enter the body
By Tiago Jokura
Photolab
Invisible message
When stimulated with ultraviolet light, the cock-eyed squid (Histioteuthis sp.) becomes covered with bright red dots
By Redação
COVID-19
A mask that inactivates the virus
Hospital Regional da Asa Norte in Brasília began clinical trials of a mask that contains a biocompatible compound capable of inactivating the novel coronavirus
By Redação
Butantan – 120 Years
Constant metamorphosis
Scientific discoveries call attention to quality control in the production of serums and vaccines
Butantan – 120 years
Among venoms, not just from snakes
Researchers investigate the action and possible uses of toxins
Biochemistry
Anti-predator chemical shield
Seemingly harmless at first glance, the African maned rat (Lophiomys imhausi) carries a lethal weapon in its coat
By Redação
Biology
Underground dispute
A team of researchers from the USA, Spain, and Brazil have explained the growth behavior of plant roots
By Redação
Photolab
Underwater stars
When disturbed by a physical bump or a beam of light, the tunicates Pyrosoma atlanticum emit a turquoise light
By Redação
Chemistry
Life on Venus?
An international group of researchers identified the presence of phosphine, a possible sign of life, in the atmosphere of Venus
By Redação
Biochemistry
The trigger for muscular strength
An international group of researchers has identified a chemical compound that functions as a molecular trigger for the strength gains caused by physical exercise
By Redação
Chemistry
Impurities in psychedelics
Researchers analyzed drugs seized in Santa Catarina between 2011 and 2017 and found a change in the composition of blotters
By Redação
Health
Low vitamin D levels
In Brazil, about 875,000 people aged over 50 are deficient in vitamin D
By Redação