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Pandoravirus: The melting Arctic is releasing ancient germs—how worried should we be?

Scientists have recently revived several large viruses that had been buried in the frozen Siberian ground (permafrost) for tens of thousands of years......»»

Category: topSource:  physorgDec 5th, 2022

Melting ice no guarantee of smooth sailing in fabled Arctic crossing: Study

Melting sea ice in the fast-warming Arctic Ocean is not making it easier for sailors to navigate a legendary shortcut between Europe and Asia despite popular belief, scientists said Thursday......»»

Category: topSource:  physorgRelated NewsJul 13th, 2024

“Superhuman” Go AIs still have trouble defending against these simple exploits

Plugging up "worst-case" algorithmic holes is proving more difficult than expected. Enlarge / Man vs. machine in a sea of stones. (credit: Getty Images) In the ancient Chinese game of Go, state-of-the-art artificial inte.....»»

Category: topSource:  arstechnicaRelated NewsJul 13th, 2024

Accepting uncertainty in sustainable fisheries is essential in a rapidly changing Arctic, says researcher

Climate change is making it almost impossible to decide how much, where and what to sustainably fish as the fate of future fisheries is becoming increasingly uncertain. This is leading to a slow process or inaction in adapting fisheries and their man.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Croc"s deadly last meal in Ancient Egypt unearthed

Scientists have used state of the art 3D imaging technology to piece together the life—and probable death—of a 2.2 meter-long crocodile mummified by the ancient Egyptians......»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Investigating variation in the permafrost active layer over the Tibetan Plateau from 1980 to 2020

The Tibetan Plateau hosts the world's largest permafrost region in the middle and low latitudes. Compared to the high-latitude Arctic permafrost, the permafrost here is thinner, warmer, and more sensitive to global warming. The active layer is a cruc.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Melting high-mountain glaciers would release greenhouse gases into atmosphere, suggest scientists

The retreat of high mountain glaciers has accelerated since the 1980s, resulting in increased glacier runoff. However, it remains uncertain whether melting mountain glaciers enhance or release greenhouse gases, and whether areas exposed to glacier re.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Studies unravel climate pattern impacts on the Antarctic Ice Sheet

New Monash research has untangled the influence of regional climate drivers, including the Southern Annular Mode (SAM) and the El Niño-Southern Oscillation (El Niño), on the Antarctic Ice Sheet. Snow accumulation and surface melting are two importa.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Sonos’ Arc soundbar is about to major revamp – Sonos Lasso

Sonos has recently made headlines for releasing their first over-ear headphone, the It brought the high-quality sound that Sonos customers are used to, but brought it into a portable and personal package. While they were not perfect, they are still.....»»

Category: topSource:  pcmagRelated NewsJul 12th, 2024

"A history of contact": Geneticists are rewriting the narrative of Neanderthals and other ancient humans

Ever since the first Neanderthal bones were discovered in 1856, people have wondered about these ancient hominins. How are they different from us? How much are they like us? Did our ancestors get along with them? Fight them? Love them? The recent dis.....»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

Frozen mammoth skin retained its chromosome structure

Features as small as 50 nanometers preserved in a 50,000-year-old sample. Enlarge (credit: LEONELLO CALVETTI/SCIENCE PHOTO LIBRARY) One of the challenges of working with ancient DNA samples is that damage accumulates ove.....»»

Category: topSource:  arstechnicaRelated NewsJul 11th, 2024

Canadian wildfire smoke dispersal worsened by coincident cyclones, study suggests

Wildfires are unplanned and unpredictable threats to Earth; while we may intuitively relate them to extreme heat at lower latitudes, they are known to occur in Arctic regions, such as those recently ravaging Russia......»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

Scientists call for "major initiative" to study whether geoengineering should be used on glaciers

A group of scientists have released a landmark report on glacial geoengineering—an emerging field studying whether technology could halt the melting of glaciers and ice sheets as climate change progresses......»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

Photos show the mysterious ancient objects that mountaineers are finding on the Alps" melting glaciers

Photos show the mysterious ancient objects that mountaineers are finding on the Alps" melting glaciers.....»»

Category: topSource:  theglobeandmailRelated NewsJul 11th, 2024

The detection of a massive harmful algal bloom in the Arctic prompts real-time advisories to western Alaskan communities

In the summer of 2022, a research cruise detected a massive harmful algal bloom (HAB) in the Bering Strait region of western Alaska. This expedition provided a dramatic example of science utilizing new technology to track a neurotoxic HAB, and effect.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Popcorn, the Ultimate Snack, May Have Truly Ancient Origins

Popcorn might be more than 6,000 years old, an anthropologist explains.....»»

Category: scienceSource:  sciamRelated NewsJul 10th, 2024

iOS 17.6 developer beta 3 releases alongside visionOS 1.3, macOS 14.6, and more

Just one day after releasing developer beta 3 for iOS 18 with new dark icons, a dynamic color wallpaper, and more, Apple has debuted the third developer beta for its other beta cycle: iOS 17.6. Beta 3 updates are also available for visionOS 1.3, macO.....»»

Category: gadgetSource:  9to5macRelated NewsJul 10th, 2024

Apple releases macOS Sequoia beta 3 for developers

After releasing iOS 18 beta 3 earlier this week, Apple is also rolling out macOS Sequoia beta 3 to developers. Today’s new developer beta comes as we inch closer toward a public beta debuting sometime this month. more….....»»

Category: gadgetSource:  9to5macRelated NewsJul 10th, 2024

DNA analyses show the plague may have caused the downfall of Stone Age farmers

Ancient DNA from bones and teeth hints at a role of the plague in Stone Age population collapse. Contrary to previous beliefs, the plague may have diminished Europe's populations long before the major plague outbreaks of the Middle Ages, new research.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Australian amber has revealed "living fossils" traced back to Gondwana 42 million years ago

Amber is fossilized tree resin. Unlike traditional fossils found on land or in the sea, amber can preserve ancient life forms in incredible detail. It's often considered the "holy grail" of paleontology worldwide......»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Archaeologists find ancient temple and theater in Peru

A team of archaeologists, led by Field Museum scientist Luis Muro Ynoñán, has unearthed the remains of what appears to be a four-thousand-year-old temple and theater in coastal Peru......»»

Category: topSource:  physorgRelated NewsJul 10th, 2024