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Ye olde pathogen: Learning about evolution from ancient DNA

As long as humans have been around, there have been pathogens to make us sick. Some have achieved infamy in human history—the bubonic plague, for example, or smallpox—and with modern technologies, scientists can time-travel to find out what the b.....»»

Category: topSource:  physorgOct 17th, 2022

Tracking a disappearing mantle plume in ancient Samoa: Researchers shed light on a 30-million-year gap

When plumes of magma well up through Earth's lithosphere, they create volcanoes, islands, seamounts, and other features on the surface. Telltale hot spot tracks form as tectonic plates move over these plumes, marking plume locations and the movement.....»»

Category: topSource:  physorgRelated NewsOct 28th, 2024

Dinosaurs thrived after ice, not fire, says a new study of ancient volcanism

201.6 million years ago, one of the Earth's five great mass extinctions took place, when three-quarters of all living species suddenly disappeared. The wipeout coincided with massive volcanic eruptions that split apart Pangaea, a giant continent then.....»»

Category: topSource:  physorgRelated NewsOct 28th, 2024

CRISPR-Cas10 can flood virally infected bacteria with toxic molecules, researchers discover

CRISPR-Cas9 has long been likened to a kind of genetic scissors, thanks to its ability to snip out any desired section of DNA with elegant precision......»»

Category: topSource:  physorgRelated NewsOct 28th, 2024

Pompeii archaeologists uncover ancient tiny house with elaborate frescoes

Pompeii archaeologists uncover ancient tiny house with elaborate frescoes.....»»

Category: gadgetSource:  yahooRelated NewsOct 28th, 2024

Indigenous People Mix Ancient and Modern Science to Protect Salmon and Bears

The Heiltsuk of British Columbia are using a mix of traditional principles and modern implementation to protect salmon and bears in their territory.....»»

Category: scienceSource:  sciamRelated NewsOct 28th, 2024

The Secret Electrostatic World of Insects

Invisibly to us, insects and other tiny creatures use static electricity to travel, avoid predators, collect pollen, and more. New experiments explore how evolution may have influenced this phenomenon......»»

Category: gadgetSource:  wiredRelated NewsOct 27th, 2024

Study: DNA corroborates “Well-man” tale from Norse saga

The "Well-man" likely had blue eyes, blond or light-brown hair, and hailed from southern Norway. A 12th-century Norse saga tells of an invading army from the south razing a castl.....»»

Category: topSource:  arstechnicaRelated NewsOct 25th, 2024

Study reveals the twists and turns of mammal evolution from a sprawling to upright posture

Mammals, including humans, stand out with their distinctively upright posture, a key trait that fueled their spectacular evolutionary success. Yet, the earliest known ancestors of modern mammals more resembled reptiles, with limbs stuck out to their.....»»

Category: topSource:  physorgRelated NewsOct 25th, 2024

New machine learning model quickly and accurately predicts dielectric function

Researchers Tomohito Amano and Shinji Tsuneyuki of the University of Tokyo with Tamio Yamazaki of CURIE (JSR-UTokyo Collaboration Hub) have developed a new machine learning model to predict the dielectric function of materials, rather than calculatin.....»»

Category: topSource:  physorgRelated NewsOct 25th, 2024

Bacterial pathogen must balance between colonizing airways and developing antibiotic tolerance, study reveals

Imagine trying to settle into a new home while constantly being attacked. That's what the bacterium Pseudomonas aeruginosa faces when it infects the lungs, and it can't both spread and protect itself from antibiotics at the same time......»»

Category: topSource:  physorgRelated NewsOct 25th, 2024

Study shows weak external electric fields may protect crops from infection

Research from Dr. Giovanni Sena's group in the Department of Life Sciences highlights an intriguing method to help protect plants from pathogen attacks using weak electric fields......»»

Category: topSource:  physorgRelated NewsOct 25th, 2024

A much faster way to encode DNA with usable digital data

An international team of molecular biologists, computer scientists and physicists has found a way to encode useable digital data onto DNA strands 350 times faster than current approaches. In their study, published in the journal Nature, the group use.....»»

Category: topSource:  physorgRelated NewsOct 24th, 2024

Wayve, a British automated driving startup, embarks on U.S. expansion

British automated driving startup Wayve has opened an office in Sunnyvale, Calif., where it will locate a test fleet that's learning how to drive on American roads......»»

Category: topSource:  autonewsRelated NewsOct 23rd, 2024

Adapting generative AI for the next generation of learning

A new study by Monash University learning analytics researchers presents key considerations for generative AI (GenAI) educational tools so they are carefully developed to support, rather than replace, human learning......»»

Category: topSource:  informationweekRelated NewsOct 23rd, 2024

Through the looking glass: A cross-chiral reaction challenges our definition of life

Just like your left and right hand exist as mirror images of each other, many biological molecules have their own form of left- and right-handedness, called chirality. Our DNA, for example, is made of right-handed chiral molecules which combine to fo.....»»

Category: topSource:  informationweekRelated NewsOct 23rd, 2024

Mobile phone networks and Bluetooth technology could help researchers improve animal tracking

Animal tracking studies for ecology and conservation all face technological limitations, such as high costs or the need for tags to remain in close proximity to detectors. In research published in Methods in Ecology and Evolution, investigators descr.....»»

Category: topSource:  physorgRelated NewsOct 23rd, 2024

Ancient meteorite was "giant fertilizer bomb" for life on Earth

Ancient meteorite was "giant fertilizer bomb" for life on Earth.....»»

Category: topSource:  marketingvoxRelated NewsOct 22nd, 2024

Researchers are reinventing concrete using 2,000-year-old secrets

Buildings built with concrete in ancient Rome continue to stand firm to this day. This has spurred many researchers to look for the key to … The post Researchers are reinventing concrete using 2,000-year-old secrets appeared first on BGR......»»

Category: gadgetSource:  bgrRelated NewsOct 22nd, 2024

iPad mini review roundup: Minor but needed evolution

The first reviews for the new iPad mini are out, and the general consensus is that it's a relatively safe update that depends on Apple Intelligence to be worthwhile.iPad mini 7 with A17 ProApple's update to the iPad mini introduces relatively few cha.....»»

Category: appleSource:  appleinsiderRelated NewsOct 22nd, 2024

Nissan tech center volunteers cut loose after work: Wrenching, racing and learning

Doing hands-on mechanical work or driving an Acceleration Team vehicle in a race is more than just a way to have a little fun at work, team members say. It broadens their technical understanding of how cars work as well as how other teams within Niss.....»»

Category: topSource:  autonewsRelated NewsOct 22nd, 2024