147 articles from WEDNESDAY 28.9.2022
A new window into plants of the past
Within the cabinets and drawers of the world's herbaria are nearly 400 million dried plant specimens. These collections have long served as a vital record of what plant species exist on Earth and where they grow. But hidden within the desiccated leaves, stems, flowers and roots is far more information on how the plants interacted with their environment while they were alive. Knowing about these...
The pandemic created a “perfect storm” for Black women at risk of domestic violence
Starr Davis was smitten when she met a handsome stranger with flawless skin and a wide smile during a brief trip to Houston in March 2020. He was charming and persistent; she gave him her phone number and they started talking. Their whirlwind romance took a major turn when she told him that she was…
Providing 'quality assurance' for new stem cells: Macrophages do the vetting
Using live imaging and cellular barcoding, researchers in the Stem Cell Program at Boston Children's Hospital have glimpsed how new stem cells—in this case, blood stem cells—are vetted for quality soon after they're born. The study, which may have implications for cancer and regenerative medicine, was published September 22 in the journal Science.
Typhoon Noru makes landfall in Vietnam
Typhoon Noru barrelled into Vietnam's central coast early Wednesday, the national forecaster said, bringing powerful winds and heavy rain as hundreds of thousands of people took refuge in shelters.
My day on a plate – make sure you put that pesticide! | First Dog on the Moon
At 6am I have a jar of fresh steam from roasting native figs. That keeps me going until my brunch of organic twigs at 11Sign up here to get an email whenever First Dog cartoons are publishedGet all your needs met at the First Dog shop if what you need is First Dog merchandise and prints Continue...
Terrawatch: why is sea level rising faster along China’s coast?
Study says possible causes could include faster warming in Chinese seas and lower air pressure Sea level along the Chinese coast is rising faster than the global average, with some regions experiencing an increase of nearly 5mm a year, according to tide gauge and satellite data. A new study investigates what is causing the localised rise, and identifies which communities are most vulnerable.Global...
How introductory courses deter minority students from STEM degrees
A new paper in PNAS Nexus, published by Oxford University Press, indicates that minority students who earn low grades in introductory science, technology, engineering, and math classes are less likely to earn degrees in these subjects than similar white students.
Superbugs ‘a growing health threat’
Antimicrobial resistance is a leading global health threat. Does Africa have the data it needs to take on superbugs?
Marine life in Gulf of St. Lawrence feeling the heat from Fiona
The wind and waves were so powerful during the storm that the different layers of water in the ocean got mixed, heating up the deeper layers of ocean and cooling off the surface...
NJIT researchers unlock a new method for testing protein-based drugs
- ScienceDaily
- 22/9/28 01:27
New Jersey Institute of Technology (NJIT) researchers have unveiled a new lab technique they say represents a 'paradigm shift' in how pharmaceutical laboratories test and produce new protein-based drugs, such as therapeutic monoclonal antibodies being developed to treat a variety of diseases, from cancers to infectious diseases.
Rising global temperatures point to widespread drought
- ScienceDaily
- 22/9/28 01:26
More frequent and longer-lasting droughts caused by rising global temperatures pose significant risks to people and ecosystems around the world -- according to new research. The paper has quantified the projected impacts of alternative levels of global warming upon the probability and length of severe drought in the six countries.
Browse, graze, mate: Food and company help animals in captivity
- ScienceDaily
- 22/9/28 01:26
From tongue rolling alpacas to irritable yaks and perturbed pigs, new research has lifted the lid on why some farm and zoo animals cope well with captivity and others display signs of stress. Researchers have published a large-scale study to identify which species of hoofed animals, known as ungulates, are better suited to captive environments and which require better husbandry if kept in...
‘Exceptional’ fossil suggests early birds were brainy
“Bird brain” insults be damned. The noggins of our flying friends are
packed with neurons
,
and recent studies have shown birds can
develop complex tools
and even
discriminate between paintings by Claude Monet and Pablo Picasso
. But is this avian acumen a recent development
, evolutionarily...
Browse, graze, mate: Food and company help animals in captivity
From tongue-rolling alpacas to irritable yaks and perturbed pigs, new research has lifted the lid on why some farm and zoo animals cope well with captivity and others display signs of stress.
‘This one’s for the dinosaurs’: how the world reacted to Nasa’s asteroid smashing success
Astrophiles and professionals celebrated humanity’s accomplishment at hitting a speeding space rock with a probe the size of a vending machineFollow our Australia news live blog for the latest updatesGet our free news app, morning email briefing or daily news podcastThe crashing of a spacecraft is, for once, a cause for celebration. The Dart (Double Asteroid Redirection Test) mission on Tuesday...
Rising global temperatures point to future widespread droughts
More frequent and longer-lasting droughts caused by rising global temperatures pose significant risks to people and ecosystems around the world, according to new research from the University of East Anglia (UEA).
‘Holy $@*%!’ Science captures behind-the-scenes reactions to asteroid-smashing mission
BALTIMORE—
Second by second, as a NASA satellite hurtled toward a pile of rocks in space, scientists gathered at the Applied Physics Laboratory at Johns Hopkins University issued their unfiltered analysis.
“It doesn’t look like any asteroid I’ve ever seen!”
“That’s totally a rubble pile—I knew it!”
“Holy shit!”
In the...