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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

135-million-year-old marine crocodile sheds light on Cretaceous life

An international team of scientists, including researchers from Germany and the UK, have described a new species of ancient marine crocodile, Enalioetes schroederi. Enalioetes lived in the shallow seas that covered much of Germany during the Cretaceo.....»»

Category: topSource:  theglobeandmailRelated NewsAug 9th, 2024

Research shows that glossy black-cockatoos prefer to feed from trees growing in acidic soils

Glossy black-cockatoos are seed-eating birds that feed almost exclusively on the cones of drooping sheoak trees. However, counter-intuitively, they select trees that grow on the poorest soils found on ancient sedimentary rocks......»»

Category: topSource:  physorgRelated NewsAug 9th, 2024

Ancient grains of dust from space can be found on Earth—and provide clues about the life cycle of stars

In space, there are clouds that contain gas and dust ejected from stars. Our solar system was formed 4.6 billion years ago from such a molecular cloud. Most of these dust grains were destroyed during solar system formation. However, a very small amou.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

The link between fuzzy images and quantum fields

Mathematical solutions to thorny quantum problems can be found more quickly by exploiting the correspondence between the statistical methods used in deep learning and techniques for implementing quantum simulations, a team led by a RIKEN researcher h.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

Ultrasmall Space Junk Can Be an Invisible Satellite Killer. Scientists Are Learning How to Track It

An ambitious U.S. government program is working to detect and track millions of tiny space junk pieces—down to the size of a sand grain—throughout low-Earth orbit and beyond.....»»

Category: scienceSource:  sciamRelated NewsAug 8th, 2024

What Did Ancient Humans Think When They Looked Up at the Night Sky?

Archaeoastronomers piece together how people understood the heavens thousands of years ago......»»

Category: scienceSource:  sciamRelated NewsAug 8th, 2024

How Extreme Heat Harms Planes, Trains, Water Mains and Other Crucial Infrastructure

Scorching temperatures are further burdening an already-troubled infrastructure system across much of the U.S. in ways people are still learning to recognize.....»»

Category: scienceSource:  sciamRelated NewsAug 8th, 2024

Using dental growth rings scientists reveal differences in growth patterns between ancient and modern mammals

A study published in Science Advances reveals how early mammals grew and developed during their pivotal Jurassic radiation. Using a technique called synchrotron X-ray tomography to image growth rings in fossilized tooth roots, the researchers were ab.....»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Newly-discovered star could provide new insights into the evolution of stars

A new study published in The Astrophysical Journal, led by Assistant Professor of Astronomy Rana Ezzeddine and UF alumnus Jeremy Kowkabany, with collaborators, reports the discovery of a star that challenges astronomers' understanding of star evoluti.....»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Apple has closed an ancient macOS Safari security hole

Apple is fixing a vulnerability in Safari for macOS, that seems to date back to the dawn of Intel Macs.Icon for Safari in macOSThe Defcon hacking conference is taking place from August 8 to August 11 in Las Vegas, which hosts talks about newly discov.....»»

Category: appleSource:  appleinsiderRelated NewsAug 7th, 2024

Microsoft says Delta’s ancient IT explains long outage after CrowdStrike snafu

"Delta, unlike its competitors... has not modernized its IT infrastructure." Enlarge / Delta Air Lines customers looking for missing bags wait in line at Los Angeles International Airport (LAX) on July 24, 2024. (credit: Getty Im.....»»

Category: topSource:  arstechnicaRelated NewsAug 7th, 2024

Take a trip to the largest lake on Mars

Mars once hosted a lake larger than any on Earth. The broken-down and dried-up remnants of this ancient lakebed are shown here in amazing detail by ESA's Mars Express......»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Ancient viral elements in RNA kickstart bone repair

Around half of the human genome is composed of DNA fragments originating from ancient viruses. These "transposable elements" (TEs) are now known to play various roles in modulating gene expression and disease development. Now, an international team l.....»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Machine learning leads to first regional scale forest mapping using 1-meter measurements

An Arkansas researcher has developed the first high-resolution forest canopy cover dataset for an entire state, providing valuable insights for forest management and conservation to a major economic sector in Arkansas......»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

How efficiently different US forests will remove atmospheric carbon in the future

Forests absorb carbon by capturing carbon dioxide from the atmosphere, making forest carbon stocks an important resource against climate change. In research published in Ecology and Evolution, investigators examined existing tree regeneration pattern.....»»

Category: topSource:  informationweekRelated NewsAug 7th, 2024

RustScan: Open-source port scanner

RustScan is an open-source port scanner designed for speed and versatility. It combines a sleek interface with the power to adapt and improve over time. With RustScan’s Adaptive Learning, the tool continually optimizes its performance, making i.....»»

Category: securitySource:  netsecurityRelated NewsAug 7th, 2024

Flighty can now predict when your flight will be delayed – and tell you why

Flighty, the ultra-powerful flight tracking app, has been updated to version 4.0 this week with some major new features. Using machine learning and robust aviation data, Flighty 4 can proactively warn you when your flight could be delayed – and giv.....»»

Category: topSource:  pcmagRelated NewsAug 6th, 2024

Novel machine learning-based cluster analysis method that leverages target material property

In materials science, substances are often classified based on defining factors such as their elemental composition or crystalline structure. This classification is crucial for advances in materials discovery, as it allows researchers to identify pro.....»»

Category: topSource:  physorgRelated NewsAug 6th, 2024

Machine learning and better radar solve the "cloud cover" problem

Clouds have for decades been a bugbear for remote sensing of land surface temperature—one of the most important earth system metrics, used in everything from tracking climate change to predicting wildfires. A new approach incorporating machine lear.....»»

Category: topSource:  physorgRelated NewsAug 6th, 2024

Wrestling with bulls, meat-only diets and sex bans: How the ancient Olympians prepared

The Greek historian Arrian (c. 86–160 AD) said he appreciated the glory of victory at an Olympic games, but also warned it was very difficult to achieve:.....»»

Category: topSource:  physorgRelated NewsAug 6th, 2024