Biology

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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HISTORY

Secrets of the forest

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

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Biometrics

A face in the crowd

Facial recognition systems are becoming increasingly popular in Brazil and are already in use to prevent fraud, identify university exam participants, monitor travelers, and check in air passengers

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Biometrics

Brazilian technology at the Pentagon

Brazilian identification systems company Griaule has won two contracts in the United States worth a total of US$82.5 million—one with the Department of Defense

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Biochemistry

Green, yellow, or red

Bioluminescence research sheds new light on the mechanisms behind firefly colors

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Ecology

The fragile DNA of sharks

Overfishing could further decrease the naturally low genetic diversity of some commercially valuable species

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Biology

Termite mounds in the Caatinga occupy an area larger than Great Britain

Murundus are up to 9 m in diameter, and occupy an area of approximately 230,000 km2 and were formed between 690 and 3,820 years ago

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Good practices

Arbitration in authorship conflicts

Canadian biologist Zen Faulkes proposed a new way of resolving disputes over the authorship of scientific articles

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Retrospect

The chemistry of success

USP’s School of Pharmaceutical Sciences reaches its 120th anniversary as a leading institution in medicines, clinical and toxicological testing, and food science

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Philosophy of Science

New origins

Brazilian versions of the Charles Darwin classic puts into context the development of evolution theory

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OBITUARY

In order to understand Brazilian populations

Francisco Salzano bolstered genetic research of the country’s human populations

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Archaeology

Prehistory in pieces

The skull of Luzia and a 2,800-year-old Egyptian mummy were among the more than 100,000 items in the archaeology and biological anthropology collections

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Biology

The chemical language of insects

Within colonies, bees and ants recognize each other and organize themselves through compounds that cover their bodies

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ETHOLOGY

Primate culture

Transmission of tool-use practices among capuchin monkeys helps redefine the role of traditions in evolution

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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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EVOLUTION

A theory in motion

Research that looks beyond the gene suggests new directions for understanding how species diversify

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Biodiversity

The Geoffroy’s cat and its behavior

Biologists monitored a population of Geoffroy's cats (Leopardus geoffroyi) in the Caverá mountains

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EVOLUTION

How snakes arrived in the Galápagos

Brazilian and Ecuadorian researchers trace the routes the reptiles used to colonize the archipelago and identify three new species

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Medicine

Salmonella in medieval Europe

Researchers found DNA evidence of Salmonella enterica Paratyphi C in the teeth and bones of an 800-year-old skeleton from the city of Trondheim, Norway

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Careers

From the barracks to the laboratory

Researcher Adolfo José da Mota pursued a military career in the Air Force before becoming a professor at the Federal University of Amazonas

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Chemistry

The effects of crotamine on metabolism

A protein extracted from rattlesnake venom, presented three unexpected effects in recent tests on mice

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Photolab

Dispersal by water

Biologist José Sabino studies the role fish play in maintaining riparian forest ecosystems

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CAREERS

Storing knowledge

Felipe Francisco gave up his job as a shelf stacker to earn a PhD in biology

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ECOLOGY

Artists on an Expedition, Biologists in the Museum

Amazonia: Os novos viajantes exhibition in São Paulo brings together art and science

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Cell Biology

Internal communication in plants

Plant cells communicate with each other by exchanging chemical compounds, similar to the role played by neurons in animal central nervous systems

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Photolab

A natural battleground

The yellow fungus is found in about 60 other species

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Video

New species of colorful fish stuns researchers

Discovery off the São Pedro and São Paulo Archipelago is evidence of a unique and little known fauna

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Careers

Experimenting with curiosity

Biologist starts a company to share her scientific knowledge in the studies of life and living organisms

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MOLECULAR BIOLOGY 

Zika against cancer

The Zika virus is being tested as a tool for treating aggressive tumors of the central nervous system

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INTERVIEW

Cristiana Simão Seixas: How to measure the value of nature

Biologist who coordinated assessment of biodiversity in the Americas shares strategies to slow down losses

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