Redação
Video
When the brain grows and shrinks
A collection of magnetic resonance images shows that the organ grows rapidly until the third year after birth and then declines slowly from adult age on | 6'02
By Redação
Video
How hummingbirds can explain other species’ extinction
Bird extinction may unleash cascade effect where these pollinators and plants interact most intensely | 2'51
By Redação
photolab
Mysterious campinarana
Discovered in 2018, the flamboyant fruit of Tovomita cornuta is already considered endangered
By Redação
GOOD PRACTICES
Vice chancellor steps down over plagiarism
American geneticist admitted he committed plagiarism in a funding application
By Redação
GOOD PRACTICES
Profile of retracted articles by Brazilian authors
Researchers from the Federal University of Pernambuco (UFPE) examined the profile of scientific articles published by Brazilian authors and later retracted between 2002 and 2019
By Redação
COVID-19
Omicron and children
Hospitalization of children was higher during the Omicron outbreak
By Redação
COVID-19
Unequal gender impact
Pandemic has affected the lives of men and women differently, not just in terms of health
By Redação
Public health
Polio returns to Africa
In late March, four African countries announced a mass vaccination campaign against polio
By Redação
Crispr-Cas9
Disputed Crispr patents
Patents related to CRISPR-Cas9 use to edit the genes of plant and animal cells belong to the Broad Institute
By Redação
GEOLOGY
Rising Andes in Patagonia
The Andes Mountain Range has been rising faster in Patagonia than in other regions
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Endurance
Intact under the ice of Antarctica
Norwegian ship Endurance, which sank in Antarctica in November 1915, found
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History
Land grab in the USA in 1816
Historian uncovers case of land theft in early nineteenth century USA
By Redação
politics
Boycott of Russian institutions
Western research centers are cutting scientific ties with Russia in response to the country’s invasion of Ukraine
By Redação
biochemistry
Skyscrapers for bacteria communities
Under ideal conditions, Cyanobacteria convert more light to chemical energy
By Redação
biotechnology
Artificial neuron controls carnivorous plant
Researchers build artificial neuron with material compatible with biological tissues
By Redação
infectology
Mosquitoes learn to avoid poison
Disease-carrying insects can learn to avoid insecticides after being exposed just once to nonlethal doses
By Redação
PALEONTOLOGY
A precursor to dinosaurs
An 11-centimeter right femur is all that remains of the oldest dinosaur precursor ever found in South America
By Redação
Evolution
Fight or flight
The ability of birds to fly seems incompatible with the ability to attack and defend using spurs
By Redação
Video
The uncertain identity of the pigmy marmoset
Brazilian primatologist Jean Boubli, from Salford University, in the UK, and his team, solved a 19th century mistery regarding the world's smallest monkeys | 3'47
By Redação
COVID-19
Third dose lowers risk of death
Coronavirus vaccine booster doses significantly reduce the risk of death from COVID-19
By Redação
COVID-19
A controversial experiment
An experiment deliberately exposes healthy, unvaccinated people to the coronavirus
By Redação
COVID-19
Long-term damage to the surroundings
A cellular change induced by SARS-CoV-2 may explain prolonged symptoms of the disease
By Redação
environment
More burns, more hospitalizations
Fires also weigh heavily on the public health system
By Redação
Financing
More money for science in the USA
The US House of Representatives passed a bill expanding the budgets of research-funding agencies in the country
By Redação
