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What is deepfake?
Anderson Rocha, head of the Artificial Intelligence Laboratory (recod.ai) at the University of Campinas, explains how this technology works, as well as its applications and risks
By Redação
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Camouflage to blend in the landscape
Mimicking leaves, branches or rocks is one of the most efficient camouflage strategies, but it limits movements and possibilities of living areas | 3'57
By Redação
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Meat or vegan ultraprocessed products, does it matter?
Nutritional values of processed meat or vegan products are similar, but salt contents may be too high to be healthy | 3'44
By Redação
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Vapes, a path to traditional cigarettes
Even banned in Brazil, electronic cigarettes are consumed by young people and are a health hazard | 3'17
By Redação
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Fishes and corals also suffer with climate change
Altered ocean currents carry less of the microorganisms which feed deep and cold water corals. Closer to the surface, rising temperatures pose energetic challenges for fishes | 3'02
By Redação
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With Brazilian optic fibers, Japanese telescope Subaru promises to widen observations on the Universe
Equipment set in Hawaii may significantly improve the ability to study distant galaxies and very weak stars | 2'52
By Redação
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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
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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
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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
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Where do Brazilian whales go
Researchers use recognition algorithms to understand humpback whale annual migrations | 3'11
By Redação
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On its 100th anniversary, Modernism still raises criticism and reflection
Historian Luiz Armando Bagolin, from the Institute of Brazilian Studies at the University of São Paulo (IEB-USP), goes through highlights of literature, visual arts and thought by the Modernist movement champions
By Redação
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Why do dunes grow?
Experiments suggest that crescent-shaped dunes can move and interact in five different ways | 5'35
By Redação
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The search for life on one of Saturn’s moons
Asteroid collision may have created favorable conditions to the appearance of primitive life forms on Titan | 4'10
By Redação
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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
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The problem of fossil traficking
Paleontologists speak with Federal Prosecutors and the Federal Police to bring a stop to the trafficking of fossil assets in Brazil
By Redação
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A speck of dirt to solve a crime?
Soil sample analysis can aid investigations and help solve crimes | 4'31
By Redação
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Microorganisms are everywhere (and that’s not a problem)
A genome survey has identified 31 bacteria as the predominant microorganisms in public places in 60 cities worldwide | 4'53
By Redação
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Harpy eagles are disappearing from parts of the Amazon
Preys for the largest eagle on Earth dwindle in deforested areas | 1'58
By Redação
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A weak spot on Earth’s magnetic field hovers over Brazil
Learn how the planet's invisible shield works, and what is the South Atlantic Anomaly | 3'34
By Redação
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These birds show how species arise
Ornithologist Luís Fábio Silveira, curator of the bird collections at the Zoology Museum of the University of São Paulo (MZ-USP), explains how studies with capuchino seedeaters help understanding their diversification by means of evolution | 5'46
By Redação
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Nasa’s Brazilian engineer explains the Mars 2020 mission
Ivair Gontijo is among those responsible for building and monitoring the rover Perseverance, which is searching for traces of life in Mars | 11'57
By Redação
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These nurseries can help to recover coral
Culture of damaged fragments onto 3D-printed cribs is a promising technology for restoring threatened reefs | 4'50
By Redação
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A tool which can reveal graphene’s mysterious properties
Superimposing sheets of the material – composed of a single layer of carbon atoms in a beehive-like pattern – reveals new properties and gives rise to a new field of research: twistronics | 3'20
By Redação
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How drones chart forest biodiversity
Unmanned aerial vehicles are used to monitor tropical forests in a speedy, efficient and detail-rich manner | 4'34
By Redação
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Could these be the precursors of pterosaurs?
Study suggests that extinct small terrestrial vertebrates, the lagerpetids, were the closest relatives of those mysterious winged reptiles | 6'43
By Redação
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Why the Covid-19 vaccine is important
Never before so many vaccines have been developed at the same time against a single disease, nor so rapidly | 7'32
By Redação
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How science helps environmental conservation
Biota-Fapesp program reaches its 20th anniversary lending scientific bases to the creation of nature preservation areas and the search for sustainable development in São Paulo state
By Redação
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In violin bow construction, each wood type is unique
Biologist Eduardo Longui, from the Forest Institute of São Paulo, and architect and bowmaker Daniel Lombardi search for alternatives to brazilwood for manufacturing bows for cellos and violins. | 10'03
By Redação
