guia do novo coronavirus

Ricardo Zorzetto

Physics

The first images

In its initial test, Sirius, Brazil's newest synchrotron light source, produces microtomographic images of a rock and a heart

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Interview

Anna Curtenius Roosevelt: The rainforest archaeologist

Excavations in South America helped the American researcher reinterpret how Amazonia was occupied before European colonization

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Immunology

Battle of the cells

Experimental therapy tested for the first time in Brazil uses a patient's own defense system to fight cancer

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Cover

Growth without destruction

Sustainable development of the Amazon will require changes in traditional agricultural methods and improvements to agroforestry resource extraction

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Pesquisa Fapesp 20 Years

Legacies of the genome

Magazine followed the evolution of sequencing projects that improved disease diagnosis and led to the development of innovative treatments

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Archaeology

The water people

For 1,000 years, indigenous people in South America lived in stilt-house villages in the lowlands of present-day Maranhão

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Physics

Shapes in transition

Group captures real-time changes in the geometry and charge distribution of four molecules

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Physics

The unexpected power of friction

Brazilian and German scientists explain unexpected motion of barrel in explosive ping-pong ball experiment

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Soundscape

Environmental acoustics

Audio recordings are used to profile ecosystems and identify changes caused by humans

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Epidemiology

Fattening foods

New evidence links ultra-processed foods to weight gain

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Cover

From war to space

July 20 marks the 50th anniversary of humankind’s arrival on the Moon, the final chapter of a technological and military saga filled with twists and turns

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Cover

Brazilian lunar mission

Garatéa-L project plans to put a nanosatellite into lunar orbit to study how life responds to high levels of radiation

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COVER

Returning to the Moon

The USA wants to put astronauts back on the Moon by 2024, this time with the aim of establishing a permanent settlement

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Physics

Particle super-cooler

São Carlos research group develops simpler method for producing ultracold molecules

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Cosmology

Visibility limit

International radio telescope array produces the first image of a black hole

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Astronomy

Unusual Stars

Researchers puzzled by recent discoveries of stars with variable brightness

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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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Cover

Before memory loss

Psychiatric problems may be the first signs of Alzheimer’s disease

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Astronautics

The private conquest of the Cosmos

A capsule of the company SpaceX flies to the International Space Station and may give the United States the capacity to put humans in orbit

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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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Physiology

An enemy unknown

Brazilian researchers find that fasting causes growth hormone to activate neurons that induce hunger and undermine weight loss

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Paleontology

The horned crocodile of Acre

New fossil belonged to the 31st known species of a group of reptiles that lived in South America between 23 million and 5 million years ago

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Archaeology

The water people

For 1,000 years, indigenous people in South America lived in stilt-house villages in the lowlands of present-day Maranhão

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Psychiatry

The other side of ayahuasca

Research teams from Natal and Ribeirão Preto conduct initial tests on antidepressant properties of ayahuasca tea made of leaves and bark from the Amazon

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Psychiatry

Battling persistent depression

Studies suggest that low doses of psychedelic anesthetics may be beneficial to people who do not respond to conventional medication

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Astronomy

Unusual Stars

Researchers puzzled by recent discoveries of stars with variable brightness

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Tropical diseases

A center for safeguarding health in the Amazon

Founded in 1936, the Evandro Chagas Institute produces world-leading research on infectious and parasitic diseases and environmental issues

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Interview

Pedro Fernando da Costa Vasconcelos: The return of yellow fever and Zika

Discoverer of more than 100 species of viruses in the Amazon, the virologist from the state of Pará says it's just a matter of time before there are new outbreaks of the two diseases

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Cover

Before memory loss

Psychiatric problems may be the first signs of Alzheimer’s disease

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Amazonia

Brother in the North

Emílio Goeldi Museum of Pará reaches 152nd anniversary with 4.5 million items preserved, but few protected

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