SARS-CoV-2 spike mutation evades human immune response, enhances infectivity
An international team of researchers led by Kumamoto and Tokyo Universities (Japan) have shown that the L452R mutation of the SARS-CoV-2 spike protein, which is common to two mutant strains (Epsilon and Delta), is involved in cellular immunity evasio.....»»
How the Taliban"s new "vice and virtue" law erases women by justifying violence against them
Since returning to power three years ago, the Taliban have been enforcing oppressive laws that violate people's freedoms and human rights, especially those of women and girls......»»
Study enhances thermostability of carboxypeptidase A for broader industrial applications
A research team has successfully enhanced the thermostability of carboxypeptidase A (CPA), a crucial enzyme with significant potential in the food and pharmaceutical industries, through the innovative use of disulfide bonds. This development promises.....»»
Protein study reveals how the tiny shrew achieves a resting heart rate of 1,020 beats per minute
The shrew's resting heart rate can reach up to 17 beats per second, equivalent to about 1,020 beats per minute. In comparison, the average human resting heart rate is around 60 to 100 beats per minute, making the shrew's resting heart rate approximat.....»»
100 dead in storm Helene damage, flooding across US southeast
At least 100 people have been killed after destructive floods ripped through the US southeast, officials said Monday, with the emergency response effort fast becoming a political football in a region that could decide the presidential election......»»
Molecular computing method uses metal ions to mimic complex mathematical functions
Researchers at the University of Twente have developed a new method that allows them to precisely control chemical reactions using metal ions. This marks an important step toward computers that function like the human brain. They recently published t.....»»
SpaceX shuts down launches after problem with Crew-9 mission"s 2nd stage
SpaceX celebrated the first human spaceflight from its Cape Canaveral launch site on Saturday, and while the two humans aboard the Crew Dragon Freedom are safely on their way to the International Space Station, a problem arose with the rocket's secon.....»»
Inverse-design method enhances performance and reliability of on-chip spectrometers
In a study published in Engineering, researchers from Nanjing University of Aeronautics and Astronautics and Zhejiang University have unveiled a pioneering approach to designing on-chip computational spectrometers, heralding a new era of high-perform.....»»
Exploring the role of hydrogen sulfide in the expression of iron uptake genes in E. coli
Antibiotic resistance and oxidative stress response are important biological mechanisms that help bacteria thrive, especially pathogenic bacteria like Escherichia coli. Hydrogen sulfide (H2S), a chemical messenger molecule, regulates several intracel.....»»
Developing an effective cyberwarfare response plan
In this Help Net Security interview, Nadir Izrael, CTO at Armis, discusses how AI has transformed cyberwarfare by amplifying attacks’ scale and sophistication. Izrael emphasizes the need for AI-powered defenses and proactive cybersecurity strat.....»»
Scientists identify structural basis of stitched-together protein complexes that recycle most proteins in cells
Scientists at Sanford Burnham Prebys have developed a clearer picture of how crucial machinery in the human cell's recycling process for obsolete and misshapen proteins—known as proteasomes—are formed......»»
Sloth survival under threat due to climate change, study finds
A new PeerJ study has revealed that sloths, the famously slow-moving creatures of Central and South America, may face existential threats due to climate change. The research, conducted by scientists studying the metabolic response of sloths to rising.....»»
Satellite data fusion enhances the early detection of convective clouds
As global warming continues, convective weather events are becoming more frequent. The early stage of these storms, known as convective initiation (CI), can be monitored using geostationary satellites. However, detecting CI accurately remains a chall.....»»
The 25 best YouTube videos for kids (September 2024)
Toddlers can prep for bathtime, grade schoolers do themed yoga, and older kids learn about human anatomy in the best YouTube videos for kids......»»
Scientists uncover a critical component that helps killifish regenerate their fins
Spontaneous injuries like the loss of a limb or damage to the spinal cord are impossible for humans to repair. Yet, some animals have an extraordinary capacity to regenerate after injury, a response that requires a precise sequence of cellular events.....»»
Scientists develop method to control timing of synthetic DNA droplet division
Many cellular functions in the human body are controlled by biological droplets called liquid-liquid phase separation (LLPS) droplets. These droplets, made of soft biological materials, exist inside living cells but are not enclosed by membranes like.....»»
Key negotiator Norway sees "positive signals" ahead of plastic talks
In the single week that world leaders convened for high-level UN talks in New York, nearly 100,000 water bottles' worth of microplastics swirled through the city's air, posing known and still unknown risks to human health......»»
Sony explains why the PS5 Pro is so expensive and doesn’t come with disc drive
In response to concerns about the PS5 Pro's high $700 price tag, a Sony representative explained why it's just right......»»
Improving industrial scale lactoferrin production with synthetic biological systems
Lactoferrin (LF), a multifunctional glycoprotein of the transferrin family, is naturally expressed in human and cow milk. The name "LF" is derived from its ability to bind to iron (ferrin, a suffix indicating iron-binding protein)......»»
Sony explains why PS5 Pro is so expensive and doesn’t come with disc drive
In response to concerns about the PS5 Pro's high $700 price tag, a Sony representative explained why it's just right......»»
Tesla Full Self Driving requires human intervention every 13 miles
It gave pedestrians room but ran red lights and crossed into oncoming traffic. Enlarge / An independent automotive testing company has evaluated Tesla FSD, and it found some concerning results. (credit: PonyWang/Getty Images).....»»