Mathematics
Obituary

The coordinator
Mathematician Antonio Galves fostered partnerships and contributed to advances in physics, linguistics, and neuroscience
By Diego Viana
RESEARCH ITINERARIES

From physics to the environment
Marco Aurélio Nalon talks about the use of data geoprocessing to map native vegetation in the state of São Paulo
ACKNOWLEDGMENT

Ukrainian wins the Fields Medal
Ukraine’s Maryna Viazovska wins the Fields Medal, one of the most prestigious honors in mathematics
By Redação
OBITUARY

A pillar of Brazilian mathematics
As well as an internationally renowned theorist, Luiz Adauto da Justa Medeiros was also a dedicated educator
By Kezia
PHYSICS

The physics of flight
Mathematical model can reproduce the flight behavior of bird flocks
By Redação
Acknowledgment

Abel Prize awarded to topology scholar
Mathematician Dennis Parnell Sullivan wins the 2022 Abel Prize
By Redação
archaeology

Geometry in ancient Babylon
A 3,600-year-old circular clay tablet made in Ancient Babylon appears to be the earliest record of applied geometry
By Redação
NEUROSCIENCE

A statistical brain
Experiment involving structured sequences of sounds and silences corroborates long-held conjecture that the brain uses probabilistic models to anticipate events
By Redação
Zoology

The crows and the empty set
With training, carrion crow were able to understand the empty set as a null numerical quantity close to one
By Redação
Mathematics

A web of algorithms
Mathematical model simulates how spiders capture vibrations to locate trapped prey
Algorithms

Artificial intelligence to help the heart
New computer software could improve the speed and efficiency of heart-disease diagnosis and treatment
By Suzel Tunes
Science olympics

A place for girls in mathematics
A girls-only competition seeks to create a more welcoming environment for female talent in the subject
By Redação
Video

Predicting the spread of a disease
Altay de Souza, an epidemiologist and host of the podcast Naruhodo!, explain how the models which predict the coronavirus advance are built
By Redação
Video

These parrots use probability to get food
Biologist Amalia Bastos shows that birds from New Zealand can make calculations that so far only humans and chimpanzees were known to use
By Redação
Computer Science

Discriminatory algorithms
How artificial intelligence assumes discriminatory behavior and what science can do to prevent it
By Suzel Tunes