Notes
Archaeology
Incans charged agricultural tax
A specific type of quipu may be the first evidence that taxes were collected by the ancient Incan empire
By Redação
Biology
Giants with their own light source
Researchers have now isolated the substances involved in Dosidicus gigas bioluminescence
By Redação
Funding
Endowment fund veto overturned
Brazilian Congress rescinded a veto by President Jair Bolsonaro that prevented foundations that fund public universities from acting as managers of philanthropic funds known as endowment funds
By Redação
Astronomy
Mystery on the Moon
Near the South Pole of the Moon, on the side not seen from Earth, there is a crater of colossal proportions
By Redação
Education
Refugees better educated than the average Brazilian
Most refugees arriving in Brazil have a high-school diploma (while one-third have a degree) and are working
By Redação
Medicine
Jean Purdy’s overlooked contribution to IVF
British nurse and embryologist Jean Purdy made a decisive contribution to the development of in vitro fertilization
By Redação
Medicine
Fecal transplant tragedy
The US FDA has suspended clinical trials of fecal microbiota transplantation
By Redação
paleontology
A new sharp-clawed dinosaur
Vespersaurus paranaensis is the first dinosaur to be found in this state in southern Brazil
By Redação
Botany
Plants with miner roots
Study demonstrates a new function of the roots of B. tomentosa and B. macrantha
By Redação
Medicine
Stroke deaths fall by 30% in 15 years
The survey was based on death records available from the Brazilian Ministry of Health's national health information system
By Redação
2020
European Research Council appoints new president
Italian engineer Mauro Ferrari will take over the presidency of the European Research Council
By Redação
Evolution
A 42-million-year-old whale with legs
Its limbs were well adapted to swimming and were not suited to moving across land
By Redação
Environment
The long goodbye of the glaciers
Mountain glaciers in southwestern Argentina and northeastern Spain are rapidly losing ice and could disappear completely by the end of the century
By Redação
Communication
Plan S pushed back to 2021
The decision was made to give scientific publishers more time to transform their current subscription journals into publications whose costs are covered exclusively by article authors, with no fees for readers
By Redação
Physics
UNICAMP dean wins José Reis award
The panel of judges highlighted "the scope and diversity of his scientific communication work, including his contributions to education in this field"
By Redação
Archaeology
Ancient use of psychoactive substances in Bolivia
An international team of anthropologists and bioarchaeologists has identified traces of hallucinogenic substances in a 1,000-year-old leather bag found in the Bolivian Andes
By Redação
Archaeology
São Paulo’s largest rock art
Scientists working on an exploratory research project that began in 2014 have discovered an 80-meter piece of rock art in Ribeirão Bonito, in the center of São Paulo State
By Redação
Mobility
Ride-sharing apps worsen traffic
According to research, Uber and Lyft are behind increased congestion on the streets of San Francisco
By Redação
Biodiversity
Animals and plants at risk
Up to one million plant and animal species worldwide are facing extinction due to severe population decline and habitat loss
By Redação
Engineering
Guidelines for engineering courses
The Brazilian Ministry of Education has approved a set of guidelines that aims to update the curriculum of engineering degrees in the country
By Redação
Neuroscience
Partially revived brains
Researchers partially revived the brains of pigs four hours after the animals were slaughtered for human consumption
By Redação
Archaeology
New species of primitive humans
Homo luzonensis may have lived in the region more than 50,000 years ago
By Redação
Environment
The gradual degradation of ancient lakes
Intensive fishing, sewage, fertilizer runoff, algae, invasions of exotic species, and tourism are altering the world's largest freshwater lakes
By Redação
Knowledge
What Americans know about science
A study has provided an overview of how much Americans understand about scientific concepts and practices
By Redação
Environment
Fuel-efficient only on long trips
Vertical take-off and landing aircraft could help reduce congestion and improve air quality in major cities
By Redação
Medicine
Wireless sensors for babies in the ICU
Researchers has developed a wireless, battery-free sensor for monitoring babies in Intensive Care Units
By Redação
Zoology
Gorillas mourn the dead
Just like humans and other primates, gorillas exhibit mourning behavior
By Redação
paleontology
The day the dinosaurs died
A discovery is helping researchers understand the events that followed the huge meteorite impact that hit Earth 65 million years ago
By Redação