Notes

Mobility

Ride-sharing apps worsen traffic

According to research, Uber and Lyft are behind increased congestion on the streets of San Francisco

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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

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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

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Neuroscience

Partially revived brains

Researchers partially revived the brains of pigs four hours after the animals were slaughtered for human consumption

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Biology

The changing venom of a stingray

Stingray venom changes as the fish mature

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Archaeology

New species of primitive humans

Homo luzonensis may have lived in the region more than 50,000 years ago

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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

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Knowledge

What Americans know about science

A study has provided an overview of how much Americans understand about scientific concepts and practices

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Environment

Fuel-efficient only on long trips

Vertical take-off and landing aircraft could help reduce congestion and improve air quality in major cities

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Medicine

Wireless sensors for babies in the ICU

Researchers has developed a wireless, battery-free sensor for monitoring babies in Intensive Care Units

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Zoology

Gorillas mourn the dead

Just like humans and other primates, gorillas exhibit mourning behavior

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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

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Reconstruction

Notre-Dame Cathedral in 3D

A digital image created by art historian Andrew Tallon almost a decade ago could help in the reconstruction of Notre-Dame de Paris cathedral

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physics

A picture of sound

Image shows the interaction between shock waves generated by two fighter jets as they pass the speed of sound at about 1,230 kilometers per hour

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Physics

Physicist receives Brazil’s highest science and technology award

Vanderlei Bagnato, from the São Carlos Physics Institute (IFSC) at the University of São Paulo, is the 2019 winner of the Almirante Álvaro Alberto Award

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Engineering

Recognition for creators of GPS

Four engineers who created the first Global Positioning System (GPS) have received The Queen Elizabeth Prize for Engineering

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mathematics

The first woman to win the Abel Prize

American mathematician Karen Keskulla Uhlenbeck is the first woman to win the Abel Prize, one of the most important awards in mathematics

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Astronomy

Organization established to build the world’s largest radio telescope

After three and a half years of negotiation, representatives from seven countries came together to sign a treaty establishing the intergovernmental organization that will oversee construction of the world's largest radio telescope, the Square Kilometer Array

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Nanotechnology

Fabric that controls heat and repels insects

Brazilian researchers and businesses are using textile fibers that contain nanometric particles to develop fabrics with special properties

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History

Ancient societies and rare diseases

In several ancient societies, people with deformities and rare diseases appear to have been given social support and special care

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biodiversity

Faster than a cheetah

Instead of waiting for insects to fly into its web, a small spider in the Theridiosomatidae family launches itself like a slingshot to catch the prey

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Public health

The fight against measles

The goal of eliminating the transmission of measles worldwide by 2020 is far from being achieved

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Geography

Boundaries between the Amazon and the Cerrado

In the Brazilian states of Mato Grosso, Pará, Tocantins, and Goiás, some areas classified as Cerrado are, in fact, part of the Amazon

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Environment

Air quality weighs heavy on health in Europe

Nearly 800,000 people in Europe die every year as a result of air pollution

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Biodiversity

Number of large animals continues to fall

The number of large wild animals on the planet is decreasing as a result of various human activities,

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Innovation

2019 Péter Murányi Prize Winners

The Péter Murányi Foundation awarded its top prize for 2019 to the SOS Chuva mobile app

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Opportunity

The death of the Opportunity Mars rover

One of NASA's longest and most successful interplanetary exploration missions ended after nearly 15 years of service

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Medicine

Drug program reduces deaths

A federal program designed to provide greater access to drugs that combat chronic disease has significantly reduced deaths and hospitalizations associated with hypertension and diabetes

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Archaeology

Megamonuments may have originated in France

Archaeologist concluded that the first structures of Stonehenge were created roughly 6,500 years ago in what is now Brittany, northwest France

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Technology

A fabric that keeps you cool in the heat and warm in the cold

A high-tech fabric is capable of altering its structure depending on heat and humidity, thus helping to maintain a stable body temperature

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