Biology

The chemical language of insects

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

Primate culture

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

Early-term births on the rise

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

A theory in motion

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

The Geoffroy’s cat and its behavior

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

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

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

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

The effects of crotamine on metabolism

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

Dispersal by water

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

Storing knowledge

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

Artists on an Expedition, Biologists in the Museum

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

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

A natural battleground

The yellow fungus is found in about 60 other species

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

Experimenting with curiosity

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

Zika against cancer

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

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

For a return to former glory

At its 200^th anniversary, Brazil’s National Museum is looking to reclaim its important role in disseminating natural sciences in Brazil

Knowledge for all

Biologist Filipe Oliveira took a break from his PhD in Finland to make science more accessible in Brazil

The (almost) inaudible song of a hummingbird

The black jacobin hummingbird's song is inaudible to other bird species

William Bialek: Between the living and the inanimate

Princeton researcher discusses the challenges of applying a quantitative approach to biological systems

Seabird feces plays a major role in global nutrient cycle

An international group of researchers analyzed the impact that seabird guano has on the nutrient cycle

An (almost) invisible neighborhood

The beauty of knowledge through images

The mechanisms of aging

Studies of living cells and organisms identify genetic and molecular phenomena associated with physical and mental decline

A calling to coach

At age 26, Carolina Nalon gave up biology to start a human development company

Solitary sand spiders

Isolated Sicarius populations inhabit Brazil’s Caatinga (semi-arid scrublands) and desert areas of Argentina, Peru and Chile

A possible source of replacement cartilage

New material based on aramid and polyvinyl alcohol replicate the mechanical properties of biological tissues

Invisible moths

These very small Insects spend most of their lives as larvae inside stems and leaves

Lethal bouquets