Biology

BIOLOGY

First expedition to the Imeri Mountains

Researchers have identified animals and plants isolated by the altitude, which may help explain relationships between species from high areas in the north of South America

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ECOLOGY

Amphibian populations in the Atlantic Forest have declined over the last 130 years

The number of individuals of 106 species in the biome fell at some point between the end of the nineteenth century and the year 2020

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INTERVIEW

Mercedes Bustamante: Before the water runs out

Biologist from the University of Brasília warns that deforestation in the Cerrado also harms other regions

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PHOTOLAB

On top of Brazil

Serra do Imeri could be the birthplace of many animal and plant lineages from the Amazon and the Atlantic Forest

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RESEARCH ITINERARIES

From the lab to the field

An encounter with a community in rural Goiás transformed biologist Carlos Menck’s perspective on genetics

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RETROSPECT

The science rebel

Credited with discovering bradykinin, Maurício Oscar da Rocha e Silva fought to overcome the narrow-mindedness within scientific institutions before his death 40 years ago

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INTERVIEW

Chi Van Dang: An optimistic view of oncology

Scientific director of the Ludwig Institute for Cancer Research talks about the challenges and perspectives of the field

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BIOECONOMY

Female entrepreneurs create new products in the Amazon

Companies combine research, technology, and innovation to gain market share and make advances in the region

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COVER

Science with the public

People without academic experience contribute to data collection and knowledge production

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Biology

Bees dying before their time

Western honey bees live half as long today as they did 50 years ago

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Video

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

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photolab

Roots of life

Hormone treatment for superovulation in cattle induces proliferation of blood vessels

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Research itineraries

The scientific method outside academia

Biologist Pedro Ferreira Develey continues his research by observing birds

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Ecology

“Talking” turtles suggest acoustic communication arose more than 400 million years ago

The sending of messages by sound originated in a common ancestor of terrestrial vertebrates and fish with lungs

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Biology

Fire – and microbe-proof curtains

New hospital curtain material kills viruses, bacteria, and fungi, as well as being fire retardant

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Zoology

How octopuses resolve arguments

Octopuses observed throwing shells, algae, and silt at each other

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Botany

Anti-fungus radiation in herbariums

Lonizing radiation used to eliminate fungi and insects from botanical samples

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SCIENCE COMMUNICATION

Ig Nobel Prize for constipated scorpions

Satire of the biggest scientific award in the world selects the work of a pair from the University of São Paulo in the Biology category

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NOBEL PRIZE

The 2022 winners

Twelve individuals and two institutions were awarded the Nobel Prize this year

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ORNITHOLOGY

Study confirms existence of dwarf hyacinth macaws

Research also defined the growth stages of this bird from the Pantanal, which was once an endangered species

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Video

Researchers are the first to explore the Imeri mountain range

Biologist Miguel Trefaut Rodrigues, from the Biosciences Institute at the University of São Paulo (IB/USP), shows some of the new species collected during expedition to the Imeri mountain range, in Amazonas State near the border with Venezuela | 7'32

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Video

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

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Botanics

Queen of the water lilies

Victoria boliviana is the newest species of giant water lily to be recognized by science

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COVID-19

The pandemic and bats

Bats unfairly persecuted after being presented in the news as reservoirs of SARS-CoV-2

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ECOLOGY

Solving the problem of honey diversity among native bees

With the help of scientists, states are establishing quality guidelines that differ from those used with Apis mellifera, the exotic species used as standard

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Video

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

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PROFILE

Scarred forests

International recognition for Brazilian geographer who has spent almost three decades studying the transformations caused by forest fires

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INTERVIEW

Carlos Roberto Ferreira Brandão: Living with ants

Biologist surveyed species in the Cerrado, the Atlantic Forest, and the Caatinga, as well as managing museums

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biodiversity

From captivity to the skies

Eight Spix’s macaws bred in captivity were released into the wild in Bahia

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PALEONTOLOGY

Fossil from Bahia classified as new species of camelid

Hemiauchenia mirim lived 20,000 years ago and was related to the guanaco

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