Science News
Digital content on track to equal half Earth's mass by 2245
Phys.org - 11 Aug 2020 17:00
As we use resources, such as coal, oil, natural gas, copper, silicon and aluminum, to power massive computer farms and process digital information, our technological progress is redistributing Earth's matter from physica...
Using physics to improve root canal efficiency
EurekAlert! - 11 Aug 2020 06:00
(American Institute of Physics) In Physics of Fluids, scientists report calculations with a model of a conical-shaped root canal inside a tooth. A crucial step in this common dental procedure is irrigation, or rinsing, o...
Jealous Feelings Can Act as a Tool to Strengthen Friendships
Neuroscience News - 11 Aug 2020 23:15
Jealousy can be a useful tool in maintaining friendships, a new study report. Feelings of jealousy were linked to the value of the friendship and motivated behaviors to retain the relationship.
Optics research demonstrates waveguides that guarantee stable propagation of azimuthons
Phys.org - 11 Aug 2020 22:36
The optical vortex plays an increasingly important role in optical information processing. As an information carrier, it improves the capacity of channels and offers an independent aspect for analysis--different from pol...
Scientists Replace Malfunctioning 'Vacuum Cleaner' Cells Linked to Neurological Disorders
Neuroscience News - 11 Aug 2020 21:38
Researchers have devised techniques that allowed them to successfully replace dysfunctional microglia.
Aging Memories May Not Be 'Worse,' Just 'Different'
Neuroscience News - 11 Aug 2020 20:50
Aging may alter neural processes for remembering continuous real-world experiences and segmenting memories.
Russia approves 'Sputnik V' COVID-19 vaccine with little human testing
Live Science - 11 Aug 2020 20:50
Only late-stage human trials can show that a vaccine is both safe and effective.
Right Under Your Nose: A More Convenient Way to Diagnose Alzheimer's
Neuroscience News - 11 Aug 2020 20:34
Analyzing nasal discharge could be a new tool in diagnosing and monitoring the progression of Alzheimer's disease. Researchers found certain Alzheimer's related proteins can be detected in nasal discharge.
COVID-19 has fueled more than 2,000 rumors and conspiracy theories
Live Science - 11 Aug 2020 19:42
Along with the COVID-19 pandemic, the world has faced an "infodemic" of misinformation.
Cannabidiol Improves Blood Flow to Brain's Hippocampus
Neuroscience News - 11 Aug 2020 19:12
Cannabidiol (CBD) increases cerebral blood flow to areas of the brain associated with memory processing, specifically the hippocampus. The findings identify a potential mechanism for the use of CBD to treat disorders ass...
Covid-19 news: New Zealand reimposes Auckland lockdown after new cases
New Scientist - 11 Aug 2020 19:02
The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic
Early Neural Activity Associated With Autism
Neuroscience News - 11 Aug 2020 18:56
Signatures of brain activity in infants can predict autism symptoms at 18 months of age. In infants who later received a diagnosis of ASD, researchers noted decreased connectivity between frontal brain regions. The infan...
Ultraviolet communication to transform Army networks
Phys.org - 11 Aug 2020 18:39
Of ever-increasing concern for operating a tactical communications network is the possibility that a sophisticated adversary may detect friendly transmissions. Army researchers developed an analysis framework that enable...
X-rays indicate that water can behave like a liquid crystal
Phys.org - 11 Aug 2020 18:24
Scientists at Stockholm University have discovered that water can exhibit a similar behavior to that of a liquid crystal when illuminated with laser light. This effect originates by the alignment of water molecules, whic...
New Zealand reports first local COVID-19 transmission in 102 days
Live Science - 11 Aug 2020 18:22
The country will reinstate temporary COVID-19 restrictions.
AI mimics the way doctors think to make better medical diagnoses
New Scientist - 11 Aug 2020 18:00
Most medical AI systems make treatment recommendations based on correlations between symptoms and illnesses - a new AI system uses causation instead, like doctors do
Ordinary bricks laced with conductive fibres can store energy
New Scientist - 11 Aug 2020 18:00
Regular bricks can be turned into energy storage devices through a process that uses their red pigment to create a network of conductive fibres inside the bricks
Woolly mammoth with preserved poop, wool and ligaments dredged from Siberian lake
Live Science - 11 Aug 2020 17:44
It's unclear what killed this roughly 15-year-old male woolly mammoth at least 10,000 years ago.
4,500-year-old 'timber circles' discovered in Portugal
Live Science - 11 Aug 2020 17:29
The remains of several timber circles constructed over 4,500 years ago have been discovered at the Perdigões complex archaeological site in Portugal.
Using physics to improve root canal efficiency
Phys.org - 11 Aug 2020 17:00
Scientists used computational fluid dynamics to determine the effect of temperature on root canal cleaning efficiency. Higher temperatures can, to a point, improve cleansing, but this benefit falls off if the temperature...
Making masks and PPE with hydrophilic surfaces, could reduce infection risk
Phys.org - 11 Aug 2020 17:00
Since the COVID-19 virus spreads through respiratory droplets, researchers in India set out to explore how droplets deposited on face masks or frequently touched surfaces, like door handles or smartphone touch screens, d...
Baby-mounted cameras teach AI to 'see' through a child's eyes
New Scientist - 11 Aug 2020 16:35
An AI has learned to recognise objects using video captured by a head-mounted camera worn by young children for a few hours per week over their first 3 years of life