Evolution
Retrospect
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Amazement and horror in nineteenth-century Rio
Paintings by two artists who accompanied Darwin on the Beagle voyage recorded the exuberance of nature and social contrasts
By Suzel Tunes
Zoology
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Unique fauna at Pico da Neblina
Scientists discover two new families of frogs at Pico da Neblina
By Redação
Zoology
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The monkey that crossed the Atlantic
Extinct 230-gram monkey sparks new discussions about the origin of South American primates
By Redação
ECOLOGY
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Orchid uses trick to trap pollinators
Specialized structures guide flies through passages where the insect exchanges pollen between flowers
By Laura Tercic
Paleontology
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Pterosaur ancestor had a beak
230 million years ago, bipedal animal with long fingers surprisingly had a beak
By Redação
Biodiversity
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The climate, a driver of diversification
Regional rainfall patterns can be a decisive factor in plant diversification
By Redação
Video
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New kind of coral reef surprise researchers
Far from the coast, coraline Hills harbor a large diversity of fish that only exist there | 4'58
By Redação
NOBEL PRIZE
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The 2022 winners
Twelve individuals and two institutions were awarded the Nobel Prize this year
By Redação
The rise and fall of Tupi
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The rise and fall of Tupi
Speakers of the language may have numbered 4 to 5 million a millennium ago but began declining sharply before Europeans arrived on the continent
Video
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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
archeology
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Genome of Vesuvius victim sequenced for the first time
Genome of Vesuvius victim sequenced for the first time by group of researchers
By Redação
History
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Darwin’s missing notebooks return to Cambridge
Notebooks that belonged to Darwin are returned to Cambridge University
By Redação
Video
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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
Evolution
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Fight or flight
The ability of birds to fly seems incompatible with the ability to attack and defend using spurs
By Redação
Video
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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
ARCHEOLOGY
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Neanderthals and humans took turns occupying Europe
Neanderthals and humans took turns occupying Europe
By Redação
Paleoecology
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Caribbean incursions
Studies back up the hypothesis that the Caribbean Sea flooded parts of the western Amazon between 23 and 10 million years ago
By Tiago Jokura
photolab
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Under the feathers
To study the diversity and evolutionary history of parasites in birds, Bruno Fermino teamed up on expeditions with fellow ornithologists: some interested in birds, others in the creatures that live inside them. He thus had the opportunity to photograph species such as the yellow-chevroned parakeet (Brotogeris chiriri)—the picture above was taken in Santana do Araguaia,... View Article
By Redação
Biology
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Rainforest marsupials
Study suggests opossums emerged in the Amazon about 40 million years ago