Guia Covid-19

Physics

ASTROPHYSICS

Devourers of worlds

At least a quarter of Sun-like stars may have swallowed Earth-like planets

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Profile

Universe Laboratory

Angela Villela Olinto, an expert in astroparticle physics, has twice been recognized by science academies in the USA

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Retrospect

Between stars, politicians and artists

Mario Schenberg was a prominent theoretical physicist, congressman, and art critic

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Obituary

Science administrator

Marco Antonio Raupp led and helped establish important research institutions in Brazil

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OBITUARY

A man of ideas

Sérgio Mascarenhas worked in a wide range of fields and helped to found important research institutes and startups in Brazil

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ASTROPHYSICS

Star fossil

New survey of celestial bodies finds rare and ancient star over 10 billion years old

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Astrophysics

The oldest spiral galaxy

Astrophysicists have identified the oldest spiral galaxy ever observed

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Video

A weak spot on Earth’s magnetic field hovers over Brazil

Learn how the planet's invisible shield works, and what is the South Atlantic Anomaly | 3'34

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Careers

High speed

Brazilian scientist sets world record during fiber optic connection studies

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Physics

The muon enigma

Two recent experiments reveal anomalous behavior in these mysterious particles that, if confirmed, could lead to a revision of the dominant theory of matter

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Physics

A quantum computer for private use

The Cleveland Clinic in the USA will be IBM's first private customer to own a quantum computer

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Physics

Shedding light on antimatter

For the first time, researchers have managed to cool antimatter atoms using lasers

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Photonics

New light conversion

Miniaturization on a microchip that transforms a type of electromagnetic radiation into two distinct frequencies could reduce the size of laser devices

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Physics

Twisted graphene

Brazilian device records surprising effect of misaligned graphene sheets

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Astrophysics

A planet with a renewed atmosphere

Data obtained by the Hubble Space Telescope suggest that an exoplanet (GJ 1132 b) was able to develop a new atmosphere after its original was lost

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Photolab

Bottled color

Under a blacklight, the lab-made solution shines

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PROFILE

Cosmic dance

Brazilian astronomer has been collaborating with NASA for more than two decades and discovered a supernova

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Physics

Nuclear fusion prefers a 2D world

The chance of hydrogen atoms fusing and generating energy is one billion times greater in two-dimensional systems

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Award

Responsibility and diplomacy in science

Two Brazilians—physicist Ricardo Galvão and climatologist Carlos Nobre—were honored on February 10 at the annual meeting of the AAAS

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Video

A tool which can reveal graphene’s mysterious properties

Superimposing sheets of the material – composed of a single layer of carbon atoms in a beehive-like pattern – reveals new properties and gives rise to a new field of research: twistronics | 3'20

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Astronomy

A galaxy destined to fade

Astronomers observed a galaxy ejecting immense quantities of cold gas, enough to form 10,000 new stars the size of the Sun every year

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Physics

Plasma can desalinate seawater

Experiments demonstrated for the first time the possibility of using plasma to accelerate the formation and precipitation of salt crystals from seawater

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Zoology

Sound absorbing wings

Microscopic structures on the scaled wings of two moth species are able to absorb many of the ultrasound waves emitted by bats

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Careers

The many perspectives of physics

Brazilian scientist from São Paulo, head of a research group at Utrecht University, recognized by the European Physical Society

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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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Photolab

In the eye of a giant

Upon entry into operation, the Manacá beamline at the Sirius laboratory was directed at crystals of the 3CL protein, part of the mechanism by which the SARS-CoV-2 virus multiplies

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Careers

Quantum biology

Emerging field demands interdisciplinary collaboration and knowledge of both chemistry and physics

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Astrophysics

Holes of every size

Gravitational waves reveal black holes of new sizes

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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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