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Categories: Mathematics: Puzzles, Offbeat: Earth and Climate

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Mathematics: Puzzles
Published

Online gaming enhances career prospects and develops soft skills, finds new study      (via sciencedaily.com) 

Online gaming behavior can encourage gamers to gain a variety of soft skills which could assist them with training to support their career aspirations, according to new research.

Offbeat: Earth and Climate
Published

A waste windfall: New process shows promise turning plastic trash into pharmaceuticals      (via sciencedaily.com)     Original source 

Researchers have devised a method to transform post-consumer mixed plastics that wash up on beaches into a variety of valuable products.

Anthropology: Early Humans Offbeat: Earth and Climate Offbeat: Paleontology and Archeology
Published

DNA sequence enhances understanding origins of jaws      (via sciencedaily.com) 

Researchers have discovered and characterized a DNA sequence found in jawed vertebrates, such as sharks and humans, but absent in jawless vertebrates, such as lampreys. This DNA is important for the shaping of the joint surfaces during embryo development.

Offbeat: Earth and Climate Offbeat: Paleontology and Archeology
Published

Ancient superpredator got big by front-loading its growth in its youth      (via sciencedaily.com)     Original source 

Whatcheeria, a six-foot-long salamander-like creature that lived 340 million years ago, was the T. rex of its time: the biggest, baddest predator in its habitat. A new study reveals how they grew to their 'giant' size: instead of growing slow and steady throughout their lives like many modern reptiles and amphibians, they did most of their growing when they were young.

Computer Science: Encryption Computer Science: Quantum Computers Mathematics: Puzzles
Published

Microlaser chip adds new dimensions to quantum communication      (via sciencedaily.com) 

With only two levels of superposition, the qubits used in today's quantum communication technologies have limited storage space and low tolerance for interference. Engineering's hyperdimensional microlaser generates 'qudits,' photons with four simultaneous levels of information. The increase in dimension makes for robust quantum communication technology better suited for real-world applications.

Environmental: Ecosystems Offbeat: Earth and Climate Space: Exploration Space: The Solar System
Published

Exploring the possibility of extraterrestrial life living in caves      (via sciencedaily.com) 

For millennia, caves have served as shelters for prehistoric humans. Caves have also intrigued scholars from early Chinese naturalists to Charles Darwin. A cave ecologist has been in and out of these subterranean ecosystems, examining the unique life forms -- and unique living conditions -- that exist in Earth's many caves. But what does that suggest about caves on other planetary bodies? In two connected studies, engineers, astrophysicists, astrobiologists and astronauts lay out the research that needs to be done to get us closer to answering the old-age question about life beyond Earth.

Mathematics: General Mathematics: Modeling Mathematics: Puzzles
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Mathematicians explain how some fireflies flash in sync      (via sciencedaily.com) 

A new study by mathematicians shows that math borrowed from neuroscience can describe how swarms of these unique insects coordinate their light show, capturing key details about how they behave in the wild.

Mathematics: General Mathematics: Modeling Mathematics: Puzzles
Published

Music class in sync with higher math scores -- but only at higher-income schools      (via sciencedaily.com) 

Music and arts classes are often first on the chopping block when schools face tight budgets and pressure to achieve high scores on standardized tests. But it's precisely those classes that can increase student interest in school and even benefit their math achievement, according to a new study.

Mathematics: Puzzles
Published

Electronic gaming can trigger potentially lethal heart rhythm problems in susceptible children      (via sciencedaily.com) 

Electronic gaming can precipitate life-threatening cardiac arrhythmias in susceptible children whose predisposition may have been previously unrecognized, according to a new report. The investigators documented an uncommon, but distinct pattern among children who lose consciousness while playing electronic (video) games.

Mathematics: General Mathematics: Puzzles
Published

As few as 1 in 5 COVID cases may have been counted worldwide, mathematical models suggest      (via sciencedaily.com) 

Mathematical models indicate that as few as one in five cases of COVID-19 which occurred during the first 29 months of the pandemic are accounted for in the half billion cases officially reported.

Mathematics: Puzzles
Published

Gamers can have their cake and eat it too      (via sciencedaily.com) 

New research from Japan shows that multiple cognitive abilities may be empirically measured from a complex game experience depending on the game's design.

Mathematics: General Mathematics: Puzzles
Published

The way you talk to your child about math matters      (via sciencedaily.com) 

'You're so smart!' -- This encouraging response may actually do more harm than good to children's math performance, according to a new study. The study found that encouraging children with responses related to their personal traits or innate abilities may dampen their math motivation and achievement over time.

Mathematics: Puzzles
Published

Reasons behind gamer rage in children are complex -- and children are good at naming them      (via sciencedaily.com) 

Children's outbursts of rage while playing digital games are causing both concern and public debate around the topic. Taking a novel approach to gamer rage, a new study examines the topic from a child's perspective, finding complex reasons for gamer rage in children.

Computer Science: Encryption Mathematics: Puzzles
Published

A key role for quantum entanglement      (via sciencedaily.com) 

A method known as quantum key distribution has long held the promise of communication security unattainable in conventional cryptography. An international team of scientists has now demonstrated experimentally, for the first time, an approach to quantum key distribution that is based on high-quality quantum entanglement -- offering much broader security guarantees than previous schemes.

Computer Science: Encryption Mathematics: Puzzles
Published

'Pulling back the curtain' to reveal a molecular key to The Wizard of Oz      (via sciencedaily.com) 

Many people and companies worry about sensitive data getting hacked, so encrypting files with digital keys has become more commonplace. Now, researchers have developed a durable molecular encryption key from sequence-defined polymers that are built and deconstructed in a sequential way. They hid their molecular key in the ink of a letter, which was mailed and then used to decrypt a file with text from a classic story.

Mathematics: General Mathematics: Puzzles
Published

The numbers don't lie: Australia is failing at maths and we need to find a new formula to arrest the decline      (via sciencedaily.com) 

Australia has suffered a significant drop in teenage maths proficiency in the past 20 years -- sliding from 11th in the OECD rankings to 29th place out of 38 countries, prompting widespread debate over potential curriculum changes. One researcher says hand gestures could stop the slide.

Mathematics: Puzzles
Published

Video games can help boost children's intelligence      (via sciencedaily.com) 

Scientists have studied how the screen habits of US children correlates with how their cognitive abilities develop over time. They found that the children who spent an above-average time playing video games increased their intelligence more than the average, while TV watching or social media had neither a positive nor a negative effect.

Computer Science: Encryption Mathematics: Puzzles
Published

Scientific advance leads to a new tool in the fight against hackers      (via sciencedaily.com) 

A new form of security identification could soon see the light of day and help us protect our data from hackers and cybercriminals. Quantum mathematicians have solved a mathematical riddle that allows for a person's geographical location to be used as a personal ID that is secure against even the most advanced cyber attacks.

Computer Science: Encryption Mathematics: Puzzles
Published

Single-photon source paves the way for practical quantum encryption      (via sciencedaily.com) 

Researchers describe new high-purity single-photon source that can operate at room temperature. The source is an important step toward practical applications of quantum technology, such as highly secure communication based on quantum key distribution (QKD).

Computer Science: Virtual Reality (VR) Mathematics: Puzzles
Published

Active video games provide alternative workout      (via sciencedaily.com) 

Working out isn't known for being fun. But new active video and virtual reality games may help change that. Exergaming, or active video gaming, may be the perfect introduction to helping people be more active, according to new research.