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 provided by “Science News”–an official publication by the Society for Science & the Public. Accessed on 01 May 2019, 1625 UTC.
Source: https://www.sciencenews.org
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Science News
THE SCIENCE LIFE
How scientists traced a uranium cube to Nazi Germany’s nuclear reactor program
New research suggests that the Nazis had enough uranium to make a working nuclear reactor.
TRANSPARENCY PROJECT
4 DAYS AGO
TRANSPARENCY PROJECT
4 DAYS AGO
NEWS
Dry sand can bubble and swirl like a fluid
Put two types of sand grains together in a chamber, and they can flow like fluids under the right conditions.
SPONSOR MESSAGE
NEWS
Skepticism grows over whether the first known exomoon exists
New analyses of the data used to find the first discovered exomoon are reaching conflicting results.
FEATURE
How an obscure sexually transmitted parasite tangos with the immune system
Scientists are working out how Trichomonas vaginalis, one of the most prevalent sexually transmitted infections, causes problems in women and men.
NEWS
A mysterious dementia that mimics Alzheimer’s gets named LATE
An underappreciated form of dementia that causes memory trouble in older people gets a name: LATE.
FEATURE
When anxiety happens as early as preschool, treatments can help
Researchers are seeking ways to break the link between preschool worries and adult anxiety.
NEWS IN BRIEF
Here’s what causes the aurora-like glow known as STEVE
Amateur astronomer images and satellite data are revealing what causes the strange atmospheric glow called STEVE.
NEWS
How holes in herd immunity led to a 25-year high in U.S. measles cases
U.S. measles cases have surged to 704. Outbreaks reveal pockets of vulnerability where too many unvaccinated people are helping the virus spread.
EXPERIENCES
A science-themed escape room gives the brain a workout
Quantum physicist Paul Kwiat reveals what it takes do well in LabEscape, his science-themed escape room.
NEWS
How aphids sacrifice themselves to fix their homes with fatty goo
Young aphids swollen with fatty substances save their colony by self-sacrifice, using that goo to patch breaches in the wall of their tree home.
NEWS
Why war’s emotional wounds run deeper for some kids and not others
Researchers examine why war’s emotional wounds run deep in some youngsters, not others.
NEWS IN BRIEF
Pictures confirm Hayabusa2 made a crater in asteroid Ryugu
Hayabusa2’s crater-blasting success, confirmed by an image beamed back from the spacecraft, paves the way to grab subsurface asteroid dust.
REVIEWS & PREVIEWS
A mathematician traces his journey from poverty to prominence
In ‘The Shape of Life,’ Shing-Tung Yau describes his groundbreaking work in geometry, which provided insights into string theory.
NEWS
Endangered green sea turtles may be making a comeback in the U.S. Pacific
The numbers of green sea turtles spotted around Hawaii, American Samoa and the Mariana Islands have increased in the last decade.
NEWS
A global survey finds that the Arctic Ocean is a hot spot for viruses
Scientists mapped virus diversity around the world’s oceans. That knowledge may be key to making better climate simulations.
NEWS
A lack of circular RNAs may trigger lupus
Researchers close in on how low levels of a kind of RNA may trigger lupus — offering hope for future treatments for the autoimmune disease.
50 YEARS AGO
50 years ago, scientists fought over element 104’s discovery
A conflict known as the Transfermium Wars marked a contentious struggle over the search for new elements beginning in the 1960s.
NEWS
U.S. measles cases hit a record high since the disease was eliminated in 2000
Each year from 2010 to 2017, 21 million children did not get vaccinated against measles, according to UNICEF.
NEWS IN BRIEF
A marine parasite’s mitochondria lack DNA but still churn out energy
Missing mitochondrial DNA inside a parasitic marine microbe turned up inside the organism’s nucleus.
NEWS IN BRIEF
Excavations show hunter-gatherers lived in the Amazon more than 10,000 years ago
Early foragers may have laid the foundation for farming’s ascent in South America’s tropical forests.
NEWS
A neural implant can translate brain activity into sentences
With electrodes in the brain, scientists translated neural signals into speech, which could someday help the speechless speak.
NEWS
This is the slowest radioactive decay ever spotted
Scientists have made the first direct observations of an exotic type of radioactive decay called two-neutrino double electron capture.
SCIENCE VISUALIZED
See beautiful fossils from top Cambrian sites around the world
Troves of Cambrian fossils are known at more than 50 places around the world. Here are five standout spots.
NEWS IN BRIEF
NASA’s Mars InSight lander may have the first recording of a Marsquake
NASA’s InSight mission appears to have detected a Marsquake for the first time.