Guia Covid-19

Ricardo Zorzetto

Genetics

Refuge under threat

Loss of native vegetation in the Amazon, home to nearly half of the world's jaguars, is putting the species at risk

By

Interview

Sérgio Pena: Under the skin

The Minas Gerais geneticist proves that, at the cellular level, Brazilians look the same

By and

Health

The first bonding

Instructional home visits by nurses help teen mothers bond with their babies and contribute to child development

By

COVID-19

Severe illness in children

A rare syndrome linked to the novel coronavirus causes lesions in multiple organs

By

Genetics

Family ties

Roughly 46,000 years ago, modern human beings ventured into the heart of Europe and interbred with Neanderthals

By

Materials engineering

Made to order

Artificial intelligence system determines glass formulation based on the desired characteristics

By

COVID-19

New vaccines on the way

Butantan Institute and federal government plan to start human trials of two vaccine candidates in the coming months

By and

COVID-19

The evolution of a virus

Low vaccination rates and lack of control over SARS-CoV-2 circulation is increasing the likelihood that more transmissible and lethal variants will emerge

By

Obituary

Creator of memories

Born in Argentina, Ivan Izquierdo helped to discover how the brain learns and recovers stored information and shaped generations of Brazilian researchers

By

INTERVIEW

Eurico Arruda: Admirer of viruses

Coronavirus specialist and USP physician speaks about the new variants of SARS-CoV-2 and the risk they represent in the efficacy of some vaccines

By

History

The tortuous entry into Brazil

Documents detail the arrival of enslaved Africans in Rio de Janeiro in the early nineteenth century

By

Oceanography

Deep heating

Sensors installed up to 4,700 meters below the ocean’s surface record increased temperatures in abyssal regions of the South Atlantic

By

Interview

Gustavo Turecki: Detective of the mind

Born in Argentina and educated in Brazil, a dedicated psychiatrist investigates the causes of suicide

By

Geophysics

Hidden light

Brazilian group identifies rare light in the upper atmosphere over northeastern Brazil, created by the Moon passing in front of the Sun

By

Cover

Vaccines edge closer

Less than a year after first cases of COVID-19 were confirmed, vaccine candidates in the final stages of development offer promising results

By

COVER

Shaped by floods and fires

Water, and to a lesser extent, fire, influence flora distribution and diversity in the Pantanal

By

Physics

Light-based circuits

New material made of gold nanoparticles can modify the properties of laser light and be used to make photon transistors

By

Interview

Radovan Borojevic: The tamer of cells

The Croatian-born biologist and UFRJ professor emeritus speaks of the obstacles and encouraging perspectives for regenerative medicine

By

Cover

Potential treatment

With no effective antiviral therapy, COVID-19 management for the time being consists of reducing inflammation and preventing blood clots

By

Cover

The emotional pain of the pandemic

Psychological suffering and mental illness caused by radical changes to daily life, fear of getting sick, and an economic crisis

By

Physics

How to create a skyrmion

Microscopic metal structures produced and controlled by short-lived magnetic pulses could be used to store data

By

Neuroscience

Early deficit

People with Huntington's disease tend to produce fewer neurons since birth

By

Cover

Natural guests

Abundant viruses contribute to the genetic diversity of life on Earth and may have emerged four times throughout the planet's history

By

Astronomy

Windows on the Milky Way

Regions of space with less gas and dust allow astronomers to observe stars on the other side of the galaxy

By

Interview

Michel Nussenzweig: Antibody hunter

Brazilian-born immunologist searches the plasma of patients who have survived COVID-19 for proteins capable of fighting the novel coronavirus

By

Cover

A frightening disease

Reports suggest the novel coronavirus may indirectly affect other organs as well as the lungs

By

Interview

Michael Boris Green: The tuner of strings

British physicist shares his role in the 1980s reformulation of a theory that aims to describe all that exists in the universe

By and

Cover

Stopping explosive spread

Early social distancing key to faster containment of the novel coronavirus

By

Paleontology

The extinct manatee of Rondônia

Newly discovered species lived in the Madeira River region 45,000 years ago

By

Geochemistry

Stardust found in meteorite

Meteorite that fell in Australia in 1969 contains material up to 7.5 billion years old—older than our solar system

By