Science

Astrophysics

Persistent connection

International team captures unexpected simultaneous creation of star and planet in system continuously sustained by cloud of gas

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Oncology

Better chances with time

The risk of rectal cancer recurrence is less than 5% for patients who have been tumor-free for three years after nonsurgical treatment with radiation therapy and chemotherapy

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Interview

Gustavo Turecki: Detective of the mind

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

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Botany

Tropical trees die sooner

Tropical species have average lifespans of 186 years, while temperate species live for an average 322 years, a study on 438 tree species shows

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Archaeology

The interconnected peoples of ancient Amazon

Road networks connected villages as far as 10 km apart and interwove their cultures in pre-Columbian periods

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Paleontology

Pterosaur precursors

A new study suggests that a group of small extinct ground-dwelling vertebrates, called lagerpetids, were the closest relatives of these mysterious winged reptiles

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COVID-19

The mutation risk

New strains of SARS-Cov-2, such as the one identified in the United Kingdom in December, could make the pathogen more transmissible and virulent

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COVID-19

The era of genetic vaccines

The vaccines from BioNTech/Pfizer and Moderna result from historical investments in messenger RNA technology leading to the creation of new products

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COVID-19

Distribution challenges

Governments need to work with pharmaceutical and logistics companies to overcome obstacles to start the SARS-CoV-2 immunization campaign

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COVID-19

Approval strategy

Amid uncertainty, São Paulo announces state vaccination plan

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Interview

Recognized effort

The director of the International Center for Theoretical Physics at UNESP receives award for his leadership role in Latin American physics research

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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

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Biota - 20 Years

Policies for protecting nature

For two decades, the program's biodiversity research has provided a scientific foundation for creating conservation areas and increasing sustainable development in São Paulo

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COVID-19

The pandemic detectives

Health professionals use a variety of methods and instruments to follow the trail of the novel coronavirus and to try to contain the epidemic

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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

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BIOTA - 20 YEARS

A poisonous weave

A spider web commonly found in the Americas is composed of toxins that paralyze and help kill prey

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Math

International spotlight

Two IMPA mathematicians whose research has been recognized abroad may inspire girls who dream of careers in the exact sciences

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Geology

Gas from an ancient sea

Methane released by a saline lake may have caused a rise in temperature leading to the diversification of life forms on the planet

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Astrophysics

Holes of every size

Gravitational waves reveal black holes of new sizes

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COVER

Shaped by floods and fires

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

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COVER

The Pantanal pleads for rain

Record fires destroy a quarter of the world’s largest floodplain and worsen the impacts of a prolonged drought

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COVID-19

Limited transmission

Studies suggest that children and adolescents do not spread SARS-CoV-2 any more than adults

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COVID-19

The mystery of reinfections

Evidence that SARS-CoV-2 can infect the same person more than once is challenging our understanding of the virus and how we combat the disease

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COVID-19

Stuttering progress

Advanced testing of COVID-19 vaccines continues at an accelerated pace, despite occasional interruptions caused by safety concerns

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COVID-19

Global pandemic tactics

With a wide range of strategies adopted to slow the spread of the disease, some countries have fared better than others

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Physics

Light-based circuits

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

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Neurosciences

A smell, a response

Mouse brain activates a distinct set of neurons in response to different animal odors

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Nutrition

Digit data

Isotopes in the fingernails reveal information about a person’s diet and can be used to infer their socioeconomic status

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Biota – 20 Years

More than biodiversity

Studies on interactions between vegetation and the climate, such as those that occur in the Atlantic Forest, open new paths for the FAPESP program

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COVID-19

Healthy spaces

The knowledge acquired during past pandemics, especially long-term ones, can help us face the current one

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