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COVID-19
Warning from the deep
Monitoring the novel coronavirus in sewage systems improves epidemiological surveillance in Brazilian cities
By Tiago Jokura
COVID-19
The awakening of a dormant virus
Study suggests that SARS-CoV-2 activates dormant virus in the human genome
By Redação
COVID-19
Hybrid coronavirus antibodies
A promising strategy for preventing and treating the novel coronavirus has been successfully tested in mice by researchers at the University of Texas Health Science Center at Houston, USA
By Redação
COVID-19
Changes in alcohol consumption
Self isolation and social distancing seem to be changing the way alcohol is consumed in Latin America and the Caribbean, with a fall in the number of people drinking
By Redação
COVID-19
Birth rates fall in six state capitals
The number of new births has dropped further in six Brazilian capitals during the pandemic
By Redação
COVID-19
Deaths exacerbate income losses
Death of 430,000 people from COVID-19 until May could cost the economy R$10.9 billion per month
By Redação
hydrology
Half of the world’s rivers dry up each year
More than half of the world's rivers and streams have a stretch that dries up for at least one day each year
By Redação
Genetics
The most complete human genome
On May 27, the T2T consortium, an international collaboration involving 30 research institutions, published an article titled “The complete sequence of a human genome” on bioRxiv
By Redação
Zoology
The crows and the empty set
With training, carrion crow were able to understand the empty set as a null numerical quantity close to one
By Redação
diversity
The NIH’s plan to combat racism
Francis Collins, director of the NIH introduced UNITE, a program launched to combat structural racism and increase diversity, equity, and inclusion
By Redação
Paleontology
The near extinction of sharks
Ocean sediment fossil records suggest that today's sharks are descended from the few survivors of a mass extinction that wiped out nearly all the shark species that lived in the early Miocene Epoch
By Redação
Biology
Back to life after 24,000 years
Rotifers of the Bdelloidea class are multicellular invertebrate organisms so small that they are usually only seen under a microscope
By Redação
Innovation
Earth-controlled temperature
A technology developed at the São Carlos School of Engineering of the University of São Paulo uses heat exchange between the subsoil and the foundation piles to acclimatize a building's interior
By Redação
Astrophysics
The oldest spiral galaxy
Astrophysicists have identified the oldest spiral galaxy ever observed
By Redação
Zoology
A giant water and food vacuum
African elephants are able to fill their nostrils with 3.7 liters of water in just 1.5 seconds
By Redação
Good practices
Academy expels researchers for sexual harassment
The US National Academy of Sciences (NAS) has expelled researchers accused of sexual harassment
By Redação
Good practices
The weight of academic misconduct in German politics
Academic misconduct has become a sensitive political issue in Germany, the European Union country with the highest percentage of members of parliament that have a doctorate, at 17%
By Redação
Photolab
The harvestman with eight canes
Of all the harvestman species found in Brazil, Giupponia Chagasi is the best adapted to living in caves—a trait known as troglomorphism
By Redação
Letter from the Editor | 305
No census
Every 10 years, IBGE researchers visit every household in Brazil to carry out the national census, collecting demographic and socioeconomic data on the country’s inhabitants. Brazil’s first census took place almost 150 years ago, at a time when one of the questions was whether the individual was free or enslaved. It is the main source... View Article
RETROSPECT
The shadow of the white plague
Tuberculosis persists, even 100 years after its vaccine was invented
