Selected Sci-News Items June 27 - July 03, 2020
General Interest Cosmos
Innovation Health Nature Environment Climate
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STAT, June 26, 2020 (w/video)
"[This virus] has such a diversity of effects on so many different organs, it keeps us up at night."
The Australian Story, Told Beneath the Sea
Cosmos, July 02, 2020
Submerged archaeological sites discovered off Australia's northwest coast offer a new window into the migrations, lives and cultures of Aboriginal people thousands of years ago, when the continental shelf was dry.
Astronomers Think This Black Hole Collision May Have Exploded With Light
ArsTechnica, June 25, 2020
If they're right, it adds one more element to new field of multi-messenger astronomy.
Is Dark Matter Made of Axions?
Scientific American, June 23, 2020
New experimental results suggest these long-sought subatomic particles could explain the universe's missing mass.
Hundreds of Hadrons
Symmetry, June 30, 2020
Hadrons count among their number the familiar protons and neutrons that make up our atoms, but they are much more than that.
A Brand New Magnetar Found, It's Only 240 Years Old
Universe Today, June 29, 2020
Magnetars are some of the most ridiculous objects in the universe. Composed of the densest material possible spinning faster than your kitchen blender, they generate the absolute most powerful magnetic fields the cosmos has ever seen.
Astronomers Discover 'Monster' Quasar from Early Universe
Phys.Org, June 25, 2020
Astronomers have discovered the most massive quasar known in the early universe, containing a monster black hole with a mass equivalent to 1.5 billion suns.
Phys.Org, June 26, 2020
Human exposure to food-borne TiO2 NPs comes primarily from a food additive known as E171, which makes products look whiter and more opaque. It
is found in such food as desserts, candy, beverages and gum.
Think Before You De-Extinct
Anthropocene, July 01, 2020
Being able to resurrect [extinct] species would be exciting-but lessons from reintroduction biology help us imagine what could go wrong.
Humans and Dogs Have Been Sledding Together for Nearly 10,000 Years
National Geographic, June 25, 2020
Sled dogs have also evolved adaptations to their harsh lifestyle, such as the ability to thrive on high-fat diets, a new study says.
Two Lightning Mega-Flashes Shattered Distance and Duration Records
Science News, June 25, 2020
A bolt that lit up the sky over Argentina on March 4, 2019, lasted a mind-boggling 16.73 seconds, more than twice as long as
the previous record holder. Meanwhile, a lightning bolt on October 31, 2018, set the new record for length.
The Bat-Virus Detente
Knowable, June 19, 2020
Bats cope with myriad viruses, including the one causing Covid-19, with few ill effects. Scientists are probing their immune systems to fathom how they do it. The answers might help infected people, too.
8 Slowest Animals in the World
Treehugger, June 25, 2020
While animals like the cheetah and greyhound show off their graceful speed, these creatures are content to amble and creep, moving sometimes just a few feet per minute.
Geochemists Solve Mystery of Earth's Vanishing Crust
Science Daily, June 26, 2020
A team of geochemists has found new evidence that Earth has been consistently churning out crust since its formation 4.5 billion years ago and that some crust is made of ancient, resurfaced chunks.
Five Ways Mega-Dams Harm the Environment
Deutsche Welle, June 25, 2020
As the conflict over a new dam on the Nile River heats up, DW examines the ways such mega-dams hurt the environment, and looks at a few alternatives.
How One Teaspoon of Amazon Soil Teems with Fungal Life
BBC News, June 27, 2020
Largely invisible and hidden underground, the "dark matter" of life on Earth has "amazing properties", which we're just starting to explore, say scientists.
Saharan Dust Is Bad for Health. But It's Also Crucial to Earth's Biology and Climate
National Geographic, June 30, 2020
The Saharan dust plume is a supersized version of ones that cross the Atlantic all the time, ferrying particles that irritate lungs but also fertilize plant and ocean life.
The Supreme Court Approved More Drilling Under the Appalachian Trail
Outside, June 25, 2020
During a week of historic decisions, the Supreme Court decided that an energy company can drill under the Appalachian Trail.
South Pole Warming Faster Than We Feared
Cosmos, June 30, 2020
Research reveals its true sensitivity to climate change. Over the past 30 years, the South Pole has been one of the fastest changing places on Earth, warming more than three times more rapidly than the rest of the world.
Milking the Planet
IATP, June 15, 2020
How Big Dairy is heating up the planet and hollowing rural communities.
New Data Reveals Hidden Flood Risk Across America
New York Times, June 30, 2020
Across much of the United States, the flood risk is far greater than government estimates show, new calculations suggest, exposing millions of people to a hidden threat.
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