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Zoology

What’s for dinner?

The cuttlefish eats less at lunch when its favorite dish is served for dinner

Biodiversity

Colorful but discreet

If you look very closely through a patch of bromeliads, searching leaf by leaf, you may be lucky enough to find a brightly colored leafhopper

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Fapesp

New member of the FAPESP Board of Trustees

Biomedical scientist Helena Bonciani Nader, from the Federal University of São Paulo, has joined the FAPESP Board of Trustees

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Public health

Keep an eye on your waist

Waist circumference indicates risk of heart and metabolic diseases

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Communication

A platform for sharing Brazilian science

Agência Bori, an online platform designed to help journalists access Brazilian science, began operating on February 12

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Virology

The Zika virus and astrocytes

First isolated in Africa in 1947, the Zika virus has a predilection for brain cells

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Physics

Physicists immobilize glass particle

A research group in Austria cooled the first solid state object—a nanometer fragment of glass a thousand times smaller than a grain of sand

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Genetics

Neanderthal genes in Africa

According to the research, Europeans and Asians have about three times as much Neanderthal DNA as Africans

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Astronomy

A giant, sleeping galaxy

An international group of astronomers has identified a rare galaxy, known only as XMM-2599, which formed very early in the history of the universe

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Zoology

Millennia of migration

Some birds travel almost unbelievable distances, sometimes across continents, in pursuit of warmer climates and food to survive and reproduce

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Data

Engineer salaries for men and women in Brazil¹

Average real salary for engineers in Brazil grew between 2006 and 2013 and fell from 2013 to 2018

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Good practices

Predatory journal training

The University Grants Commission has decreed that universities in the country must train all PhD students in the ethics of scientific publication

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Good practices

Support for the publication of unexpected results

€1,000 is offered as a bonus to researchers at the Berlin Institute of Health who publish negative results

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Photolab

Needle in a haystack

In this collage ultra-diffuse galaxies are shown by the faint white patches in the center of each square

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Data

Scientific publications by country: number of authors and number of articles

The 2020 State of US Science and Engineering report, published by the National Science Foundation, shows the number of scientific articles per country from 2000 to 2018

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Good practices

Article retracted by Nobel Prize winner

Frances Arnold, winner of the 2018 Nobel Prize in Chemistry for her work on the evolution of enzymes, announced on Twitter that her group was retracting a scientific article published last year

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Good practices

Guidelines canceled after opioid crisis

The World Health Organization has announced the retraction of two guidelines on the use of opioidsfor pain control

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Genetics

A molecular lifespan clock

Biologists analyzed the genome of 252 animal species and found a genetic trait that they propose serves as a molecular clock for lifespan

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Communication

From science fair to published paper

The Canadian Science Fair Journal has published more than 50 scientific articles written by authors under the age of 18

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Technology

Contact lenses that monitor health

South Korean researchers have taken an important step towards creating a contact lens capable of measuring certain health parameters

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Genetics

The distinctive Habsburg Jaw

Successive marriages between close relatives may have been the genetic cause of the highly pronounced jawline among members of the Habsburg imperial line

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Zoology

Cooperation between parrots

Biologists have discovered possible evidence of cooperative behavior among birds that has previously only been observed in mammals

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Physiology

The orphans of the Romanian dictatorship

Adults who were deprived of food and social contact in their early years have smaller brains, according to a study

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Medicine

Marathons and the heart

The physical preparation for running a marathon for the first time can lower blood pressure and stiffen the aortic valve

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Visual arts

The prominent jugular of a tense David

Physician Daniel Gelfman, from Marian University, USA, noticed a detail in the monumental sculpture of David that few notice: the bulging jugular vein on the right side of the neck

By Redação