Biology

Vídeo

Biologists uncover pollinating opossum

Almost 30 years after the suspicion was raised, discovery reduces the mystery of an unusual flower

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Biology

Pirarucu scales form a special armor

The composition and structure of pirarucu scales make them highly resistant to punctures and tension

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Molecular biology

Sugarcane mapped

A team coordinated by Brazilian scientists finds over 370,000 genes when sequencing a commercial cultivar of the plant

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Careers

The life of an insect

Biologist from Paraná wins Marsh Award from the Royal Entomological Society of London

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Pesquisa Fapesp 20 Years

Early inoculants

The first products made with nitrogen-fixing bacteria for soybean crops date back to the 1960s

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Agriculture

Plant-microbial collaboration

EMBRAPA launches first Brazilian-made product formulated with microorganisms that enhance phosphorus nutrition

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Interview

Vera Lucia Imperatriz Fonseca: The vast world of bees

For 20 years, the biologist has defended the role of pollinators in conserving native forests and expanding agricultural production

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Microbiology

Bacteria in the ICU

Microbes found on mattresses, medical equipment, and smart devices can survive routine cleaning

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Photolab

Underwater nursery

The Okenia polycerelloides sea slug reproduces in the pantry

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Genetics

Telomere degradation determines lifespan

A study compared how telomeres change over the lifetimes of a variety of animals

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Biodiversity

A deadly month for right whales

At least six right whales were found floating dead in the icy waters of the Gulf of Saint Lawrence, off the east coast of Canada

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Biology

The cockatoo that just wants to have fun

The bird's rhythmic behavior can provide insights into how this parrot species' brain functions

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Biology

Giants with their own light source

Researchers have now isolated the substances involved in Dosidicus gigas bioluminescence

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Archaeology

Ancient use of psychoactive substances in Bolivia

An international team of anthropologists and bioarchaeologists has identified traces of hallucinogenic substances in a 1,000-year-old leather bag found in the Bolivian Andes

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Biology

The changing venom of a stingray

Stingray venom changes as the fish mature

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History

Secrets of the forest

Using a multidisciplinary approach, a book recovers legends and records of naturalists to reveal little-known aspects of the Amazon

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HEALTH

Early-term births on the rise

In 2015, 40% of babies were born before reaching biological maturity, partly because of elective cesarean sections

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Zoology

The origin of perching birds

A group representing more than 60% of bird species originated in Australia 47 million years ago, study finds

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Zoology

The Alta Floresta titi

A new species of monkey is discovered in northern Mato Grosso State

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biodiversity

Faster than a cheetah

Instead of waiting for insects to fly into its web, a small spider in the Theridiosomatidae family launches itself like a slingshot to catch the prey

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PHOTOLAB

Medicinal necklaces

Crnkovic studied microalgae in fresh water as part of her PhD research, which involved bioprospecting for compounds that could help fight cancer

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Evolution

The origin of the butterfly

Studies based on gene and fossil analysis estimate that butterflies emerged between 120 and 100 million years ago

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Zoology

Bees capable of adding and subtracting

Apis mellifera bees can learn to recognize quantities

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Food science 

Microorganisms of flavor

Study identifies the bacteria that give 11 types of Brazilian artisan cheese their distinctive traits

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INTERVIEW

Glaucius Oliva: Complex structures

Self-declared molecule tamer, physicist marries scientific research with administrative management

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Photolab

Microscopic giants

In samples collected off the coast of Rio de Janeiro and from saline lakes in the Pantanal, virologist identified giant viruses with the longest tails ever recorded

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Interview

Alexandre Antonelli: At the forefront of science in royal gardens

In February, Brazilian biologist will take the role of scientific director of Kew Gardens in the United Kingdom

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Microbiology

Bacteria hungry for works of art

Some microorganisms destroy works of art while others protect them

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Biodiversity

The long life of parrots

Genetic mutations help the turquoise-fronted Amazon parrot live for up to 80 years

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Good practices

Transparency on the rise

A study published in the journal PLOS Biology suggests biomedical research is becoming more open and transparent

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