Phys.org: Spotlight Science News

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Welcome to the “Phys.org” update from Hawaii Science Digest.  Views expressed in this science and technology news summary are those of the reporters and correspondents.  Content supplied by Phys.org, an official publication of the Space X Network.

Accessed on 17 October 2019, 0005 UTC.

Source:  https://phys.org/

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Spotlight science news

Plants & Animals

World’s fastest ant hits recording breaking speed of 855mm/s

According to Noël Coward, mad dogs and Englishmen are the only creatures that go out in the midday sun, but Harald Wolf from the University of Ulm, Germany, would add another animal: Saharan silver ants (Cataglyphis bombycina). …

Archaeology & Fossils

Scientists find early humans moved through Mediterranean earlier than believed

An international research team led by scientists from McMaster University has unearthed new evidence in Greece proving that the island of Naxos was inhabited by Neanderthals and earlier humans at least 200,000 years ago, …

Gas ‘waterfalls’ reveal infant planets around young star

The birthplaces of planets are disks made out of gas and dust. Astronomers study these so-called protoplanetary disks to understand the processes of planet formation. Beautiful images of disks made with the Atacama Large …

Tiny particles lead to brighter clouds in the tropics

When clouds loft tropical air masses higher in the atmosphere, that air can carry up gases that form into tiny particles, starting a process that may end up brightening lower-level clouds, according to a CIRES-led study published …

Clingfish biology inspires better suction cup

A team of engineers and marine biologists built a better suction cup inspired by the mechanism that allows the clingfish to adhere to both smooth and rough surfaces, such as rocks in the area where the tide comes and goes.

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Machine learning & AI
New book exposes AI’s limits

Study: Biodiversity improves crop production

Ecologists and biologists compared data of about 1,500 agricultural fields around the world, including corn fields in the American plains, oilseed rape fields in southern Sweden, coffee plantations in India, mango plantations …

Study reveals how age affects perception of white LED light

Although LEDs are increasingly used in low-energy lighting and displays, consumers sometimes find their light harsh or unpleasant. Findings from a new study point to the need to take age-related perception differences into …

Could young blood hold secrets to longer, healthier life?

In what sounds like a scene from a science fiction movie, researchers in 2005 stitched together old and young mice so they shared a circulatory system. Youthful blood seemingly rejuvenated many tissues of the elderly rodents, …

Urban SUVs driving huge growth in CO2 emissions: IEA

The undying popularity of sport-utility vehicles has made them the second-biggest contributor to the growth of global CO2 emissions in recent years, just behind the power sector, the head of the International Energy Agency …

A rat’s brain, on and off methamphetamine

Drug addiction is a vicious cycle of reward and withdrawal. Chronic users often relapse because of the unpleasant physical and psychological symptoms they experience when they stop taking the drug. Now, researchers report …

Study shows why even well-controlled epilepsy can disrupt thinking

A study by Stanford University School of Medicine investigators may help explain why even people benefiting from medications for their epilepsy often continue to experience bouts of difficulty thinking, perceiving and remembering …

Aҫaí berry extracts fight malaria in mice

Despite humanity’s best efforts to eradicate malaria, the disease struck more than 200 million people in 2017, according to the World Health Organization. Worse yet, the parasite that causes malaria is developing resistance …

Assembler robots make large structures from little pieces

Today’s commercial aircraft are typically manufactured in sections, often in different locations—wings at one factory, fuselage sections at another, tail components somewhere else—and then flown to a central plant in …

Bolivian forager-farmers with amazing heart health are split over what makes a good life

A small Bolivian society of indigenous forager-farmers, known for astonishingly healthy cardiovascular systems, is seeing a split in beliefs about what makes a good life. Some are holding more to the traditional—more family …

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