Notes
COVID-19
The protective effect of masks
Widespread and proper use of masks reduces transmission of the novel coronavirus and COVID-19 cases, according to the largest study ever conducted on the subject
By Redação
Archaeology
Arrival in the northwest of the Amazon
According to the dating of seeds and carbonized material, the first humans settled in northwestern Amazonia at least 12,600 years ago
By Redação
Environment
Food and greenhouse gases
Global food production accounts for about a third of all greenhouse gas emissions associated with human activity, and foods of animal origin are the worst polluters
By Redação
Fapesp
FAPESP President reappointed for second term
São Paulo State Governor João Doria, has reappointed physician Marco Antonio Zago as president of the FAPESP Board of Trustees and thus president of the Foundation
By Redação
Chemistry
A 100-year-old Brazilian patent
A century ago, chemist and photographer Ubaldo Conrado Augusto Wessel (1891–1993) patented a new formula in the country for bathing photographic papere
By Redação
Geology
Earth’s climate in the distant future
A team used computer simulations of the movement of tectonic plates to investigate what Earth's climate might look like in the distant future
By Redação
Environment
CO2 extraction plant
The largest plant designed to remove carbon dioxide from the atmosphere began operating in Ireland on September 8
By Redação
Open access
Astronomical Society gives open access to its journals
The six journals edited by the AAS will make all of their articles available in open access, free of charge to readers, from January 1, 2022
By Redação
Geology
Waiting for a ride
After an unsuccessful attempt in August, NASA’s Mars rover Perseverance collected two samples of Martian rock in early September
By Redação
Paleontology
The Battle of the Fossils
The State Museum of Natural History Karlsruhe in Germany announced that it has no plans to return the original fossil of Ubirajara jubatus to Brazil
By Redação
Covid-19
Mobile lab sequences variants
In early August, Aparecida, a municipality in São Paulo with about 40,000 residents, was the first to welcome the Butantan Institute’s mobile laboratory, designed to test suspected COVID-19 cases
By Redação
Covid-19
Younger people suffering from anxiety and depression
The number of children and adolescents experiencing symptoms of depression and anxiety nearly doubled during the COVID-19 pandemic
By Redação
Covid-19
Faster COVID-19 Test
Researchers created a portable graphene-based sensor that can detect the novel coronavirus in RNA or saliva samples
By Redação
Covid-19
Vaccinated people can contract and transmit SARS-CoV-2
Even people who have already been immunized can be infected with the novel coronavirus and transmit it to others
By Redação
Covid-19
Fewer vaccines for those who want them
In low- and middle-income countries the proportion of people who want to get vaccinated is considerably higher than in richer countries
By Redação
archaeology
Geometry in ancient Babylon
A 3,600-year-old circular clay tablet made in Ancient Babylon appears to be the earliest record of applied geometry
By Redação
geography
Sea level controls volcano activity
The sea level may control the activity of many volcanoes on the planet
By Redação
Notes
FIOCRUZ president honored by France
Nísia Trindade Lima, a sociologist and president of the Oswaldo Cruz Foundation (FIOCRUZ), was this month named a Knight by the French National Order of the Legion of Honor
By Redação
Notes
New professors emeriti at USP
Biochemist Walter Colli and parasitologist Erney Plessmann de Camargo became the most recent professors emeriti at the University of São Paulo
By Redação
Paleontology
Brazilian paleontologists identify new carnivorous dinosaur
A group of Brazilian researchers has identified a new species of carnivorous dinosaur, a dromeosaurid named Ypupiara lopai
By Redação
Neuroscience
Defenders more at risk of dementia
Heading has been associated for some time with an increased risk of developing neurodegenerative diseases
By Redação
Gender
Articles by women receive fewer citations
Scientific papers published by women in prestigious medical journals tend to receive fewer citations than similar studies authored by men
By Redação
Computation
Tuberculosis screening algorithm
Researchers have devised a computer-aided technique for interpreting digital chest radiography images and identifying new cases of tuberculosis
By Redação
Biodiversity
Transplanting microorganisms reduces coral death
It may be possible to reduce coral death caused by ocean warming associated with climate change
By Redação
COVID-19
Biosensors detect the coronavirus
Researchers have developed a biosensor that detects the novel coronavirus and can be incorporated into masks and clothing
By Redação
Covid-19
Arrangement and ventilation
Certain arrangements of musicians on stage reduce the concentration of infectious particles
By Redação
COVID-19
ButanVac clinical trials begin
ButanVac, the vaccine candidate that will be produced by the Butantan Institute entirely in Brazil with no need to import any ingredients, has begun clinical trials
By Redação
COVID-19
Life expectancy falls in Brazil
The high mortality rate has reduced the population's life expectancy
By Redação