Notes

Energy

Reactor tests alternative fuel in Japan

Hydrogen-boron, a low-cost fuel that produces no particles that are harmful to the environment, could offer an alternative fuel source

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Technology

Sensor detects fungicide

Electrochemical sensor made of kraft paper connected to an electronic device can detect prohibited fungicide within minutes

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Zoology

The brain of a fruit fly

Complete map of fruit fly brain identifies 3,016 neurons and 548,000 synapses

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Pregnancy

Deaths during pregnancy or childbirth

Approximately one-third of women worldwide do not undergo four of the eight recommended prenatal tests

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Astronomy

Chinese probe examines soil from Mars

China's first Mars mission finds that the planet's soil is highly heterogeneous and geologically complex

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Genetics

Risks of gene editing in babies

Using CRISPR-Cas9 and other gene-editing tools to create babies without genetic anomalies not yet on the horizon

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Biodiversity

The climate, a driver of diversification

Regional rainfall patterns can be a decisive factor in plant diversification

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Animal behavior

Observe, then approach

Dogs choose who to interact with based on body language and facial expressions

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Ecology

Sawdust shows which tree species has been cut

Anti-illegal-logging technique identifies trees from sawdust using a microscope

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Public health

Risky sex

Precocious sexual activity increases incidence of disease and unwanted pregnancy

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Energy

Hydrogen-powered plane

Twin-engine plane powered partially by hydrogen designed to reduce atmospheric carbon dioxide emissions

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Health

Retinography facilitates examinations in remote locations

Device diagnoses patients with ophthalmological diseases in remote areas with a shortage of specialists

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Astronomy

Billions of stars now visible amidst the fine dust of the Milky Way

Telescope in Chile captures the most detailed image of the Milky Way's stars and dust clouds

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Medicine

Medical services blighted by inequality in Brazil

Survey highlights inequality in medical services between different regions of Brazil

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Acknowledgment

Second Brazilian to head the PAHO

Brazilian physician Jarbas Barbosa Júnior named new director of the Pan American Health Organization

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Environment

How egg whites can remove salt and microplastics from water

Compound made of egg white proteins removes salt from seawater and filters out microplastics

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Physics

Laser beam deflects lightning in the Swiss Alps

Scientists have managed to deflect lightning for the first time using short, intense laser pulses

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Anthropology

A recipe for preserving the body after death

Archaeologist determines detailed recipes for the balms and ointments used to mummify bodies in Ancient Egypt

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Geophysics

The ice of distant moons

Earth's inner core appears to be slowing down, which could cause subtle changes in the magnetic field that protects the planet

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Geophysics

Earth’s core slowing down

Earth's inner core appears to be slowing down, which could cause subtle changes in the magnetic field that protects the planet

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Oceanography

A new kind of marine environment

New type of reef found off the coast of Espírito Santo was named coral hills

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Medicine

Another sign of oncoming menstruation

In addition to mood swings, depression can be another side effect of menstruation

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Ecology

Hidden life in rupestrian grasslands

Microorganisms help plants survive in the nutrient-poor soil of rupestrian grasslands

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Archaeology

Potentially oldest artifacts found in the Americas

16,000-year-old artifacts in the US may represent the oldest evidence of the first tool-making technology

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Health

Unique genetic varieties of malaria-carrying parasite in Brazil

Brazilian varieties of Plasmodium vivax are distinct from each other and from those found in other countries

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Oceanography

Whirlpools born off the coast of Pernambuco

Researchers identify how whirlpools are formed off the coast of Pernambuco

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Environment

The ups and downs of Lake Titicaca

The rising water levels of Lake Titicaca flooded its banks and forced Indigenous peoples to migrate to higher ground

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Health

Immune cells increase pain from nerve damage

Immune cells increase chronic pain from nerve damage

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Archaeology

Cambridge returns artifacts from archaeological collection to Nigeria

The Museum of Archaeology and Anthropology at the University of Cambridge is set to return 116 brass, ivory, and wooden artifacts to Nigeria

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Public Health

High adherence to AIDS prevention

International study records high adherence to PrEP among groups most vulnerable to HIV

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