Welcome to the “Science News” update from Hawaii Science Digest.
Views expressed in this science and technology news summary are those of the reporters and correspondents.
Content supplied by “Science News”– an official publication of The Society for Science & The Public.
Accessed on 17 April 2019, 0435 UTC.
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NEWS
A 2014 meteor may have come from another solar system
Scientists have identified a possible interstellar meteor, and think it could be one of millions that have visited Earth over the planet’s history.
NEWS IN BRIEF
‘Added sugar’ food labels may prevent heart disease and diabetes
Nutrition labeling changes that highlight sugar added to food or drink may have large benefits for public health, researchers say.
SPONSOR MESSAGE
NEWS IN BRIEF
Newly translated Cherokee cave writings reveal sacred messages
Cherokee inscriptions highlight the tribe’s rituals nearly 200 years ago in what’s now a tourist cave in Alabama.
FEATURE
Climate change made the Arctic greener. Now parts of it are turning brown.
Arctic browning could have far-reaching consequences for people and wildlife, affecting habitat and atmospheric carbon uptake as well as increasing wildfire risk.
NEWS
People with stress disorders like PTSD are at higher risk of heart disease
Those coping with psychological trauma have a greater risk for cardiovascular disease, a large-scale study that goes beyond men and veterans finds.
FEATURE
Here are 5 RNAs that are stepping out of DNA’s shadow
RNAs do a lot more than act as middlemen for protein building. Here are a few of the ways they affect your health and disease.
REVIEWS & PREVIEWS
‘Cities’ reveals common ground between ancient and modern urban life
In the book ‘Cities,’ archaeologist Monica Smith sees the positives in past and present metropolises.
NEWS
Meteor showers dig up water on the moon
Meteorites release water from the moon’s soil, hinting that the moon has water buried all across its surface.
NEWS
U.S. measles outbreaks show no signs of slowing down
This year’s measles cases have blown by 2018’s total, raising the specter that the disease could once more become endemic in the United States.
NEWS IN BRIEF
Saturn’s moon Titan sports phantom hydrocarbon lakes
Three lakes on Saturn’s moon Titan have pulled a vanishing act, a study finds.
NEWS
Tiny microplastics travel far on the wind
Airborne bits of plastic that originated in cities ended up in pristine mountains at least 95 kilometers away, a study finds.
NEWS IN BRIEF
Some people may have genes that hamper a drug’s HIV protection
Newly discovered genetic variants could explain why an anti-HIV medication doesn’t protect everyone.
NEWS
All you need to know about the history of black holes
From dreaming up black holes to snapping the first picture of one, the history of black holes has had many twists.
NEWS IN BRIEF
A new graphene foam stays squishy at the coldest temperatures
Researchers have now made a material that is superelastic even at extremely cold temperatures, which could be helpful in space.
NEWS
The first picture of a black hole opens a new era of astrophysics
Astronomers used a network of telescopes around the world to take a picture of the supermassive black hole in the galaxy M87.
NEWS IN BRIEF
How chemical exposure early in life is ‘like a ticking time bomb’
Some early life experiences can affect health, but only if unmasked by events in adulthood.
NEWS
How scientists took the first picture of a black hole
Here’s how scientists connected eight observatories across the world to create one Earth-sized telescope in order to create an image of a black hole.
NEWS
Why some low-income neighborhoods are better than others
Levels of violence, incarceration and lead exposure in a neighborhood can predict a low-income child’s future earnings and outcome, a study suggests.
NEWS IN BRIEF
Israel’s first moon mission lost moments before landing
The spacecraft’s engine cut out just before it was to touch down in the Sea of Serenity.
THE SCIENCE LIFE
Meet one of the first scientists to see the historic black hole image
Kazunori Akiyama was one of the first scientists to see the black hole snapshot.
NEWS
NASA’s Twins Study reveals effects of space on Scott Kelly’s health
Ten research groups studying the twin astronauts found long-term spaceflight can alter a person’s physiology and gene activity.
NEWS
Ketamine cultivates new nerve cell connections in mice
In mice, ketamine prods nerve cells to connect, which may explain the hallucinogenic drug’s ability to ease depression.
NEWS
A new hominid species has been found in a Philippine cave, fossils suggest
Cave fossils found in the Philippines come from a newly discovered member of the human lineage, researchers say.
NEWS
Antarctica’s iceberg graveyard could reveal the ice sheet’s future
Drilling deep into the seafloor beneath Antarctica’s “Iceberg Alley” could reveal new clues about how quickly the continent has melted in the past.