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Scientists develop a statistical fix for archaeology"s dating problem

Archeologists have long had a dating problem. The radiocarbon analysis typically used to reconstruct past human demographic changes relies on a method easily skewed by radiocarbon calibration curves and measurement uncertainty. And there's never been.....»»

Category: topSource:  physorgSep 15th, 2021

Research show oysters could help clean up the reef through filtration

Scientists have found oysters could be very useful in gobbling up nutrient pollution from tropical waterways, including the Great Barrier Reef......»»

Category: topSource:  physorgRelated News3 hr. 55 min. ago

Artificial intelligence helps scientists engineer plants to fight climate change

The Intergovernmental Panel on Climate Change (IPCC) has declared that removing carbon from the atmosphere is now essential to fighting climate change and limiting global temperature rise. To support these efforts, Salk Institute scientists are harne.....»»

Category: topSource:  physorgRelated News5 hr. 27 min. ago

Scientists map soil RNA to fungal genomes to understand forest ecosystems

If a tree falls in the forest—whether or not anyone registers the sound—one thing is for sure: there are lots of fungi around. Within a forest's soil, hundreds of species decompose debris, mobilize nutrients from that decay, and deliver those nut.....»»

Category: topSource:  physorgRelated News6 hr. 27 min. ago

Scientists tune the entanglement structure in an array of qubits

Entanglement is a form of correlation between quantum objects, such as particles at the atomic scale. The laws of classical physics cannot explain this uniquely quantum phenomenon, yet it is one of the properties that explain the macroscopic behavior.....»»

Category: topSource:  physorgRelated News7 hr. 53 min. ago

New method could cut waste from drug production

Scientists have developed a sustainable new way of making complex molecules, which could greatly reduce waste produced during drug manufacturing, a study suggests......»»

Category: topSource:  physorgRelated News7 hr. 53 min. ago

Laser technology offers breakthrough in detecting illegal ivory

A new way of quickly distinguishing between illegal elephant ivory and legal mammoth tusk ivory could prove critical to fighting the illegal ivory trade. A laser-based approach developed by scientists at the Universities of Bristol and Lancaster, cou.....»»

Category: topSource:  physorgRelated News7 hr. 53 min. ago

Diversity and productivity go branch-in-branch: Scientists share which forests can adapt to climate change

Climate change can be characterized as the Grim Reaper or some other harbinger of dire times for humanity and natural environment, including forests. Previous studies reporting a decline in forest productivity due to climate warming and long-term dro.....»»

Category: topSource:  physorgRelated News7 hr. 53 min. ago

Scotland"s hate crime law: The problem with using public order laws to govern online speech

Scotland's new hate crime law came into force on April 1, sparking immediate controversy over its potential effects on freedom of speech and expression, especially online. The Hate Crime and Public Order (Scotland) Act expands on current laws about c.....»»

Category: topSource:  physorgRelated News7 hr. 53 min. ago

Imaging technique shows new details of peptide structures

A new imaging technique developed by engineers at Washington University in St. Louis can give scientists a much closer look at fibril assemblies—stacks of peptides that include amyloid beta, most notably associated with Alzheimer's disease......»»

Category: topSource:  physorgRelated News7 hr. 53 min. ago

Engineers muffle invading pathogens with a "molecular mask"

Vaccines remain the gold standard of protection against dangerous pathogens, but take considerable time and vast resources to develop. Rapidly mutating viruses such as SARS-CoV-2 can blunt their effectiveness and even render them obsolete......»»

Category: topSource:  physorgRelated News9 hr. 55 min. ago

Scientists use ancient DNA, historical context to unravel kinship, social practices of Avar society

A multidisciplinary research team led by scientists at the Max Planck Institute for Evolutionary Anthropology has combined ancient DNA data with a clear archaeological, anthropological and historical context to reconstruct the social dynamics of Avar.....»»

Category: topSource:  physorgRelated News9 hr. 55 min. ago

Scientists develop novel one-dimensional superconductor

In a significant development in the field of superconductivity, researchers at The University of Manchester have successfully achieved robust superconductivity in high magnetic fields using a newly created one-dimensional (1D) system. This breakthrou.....»»

Category: topSource:  physorgRelated News9 hr. 55 min. ago

Scientists develop novel liquid metal alloy system to synthesize diamond under moderate conditions

Did you know that 99% of synthetic diamonds are currently produced using high-pressure and high-temperature (HPHT) methods? A prevailing paradigm is that diamonds can only be grown using liquid metal catalysts in the "gigapascal pressure range" (typi.....»»

Category: topSource:  physorgRelated News9 hr. 55 min. ago

Vast DNA tree of life for plants revealed by global science team using 1.8 billion letters of genetic code

A new paper published today (April 24) in the journal Nature by an international team of 279 scientists led by the Royal Botanic Gardens, Kew presents the most up-to-date understanding of the flowering plant tree of life......»»

Category: topSource:  physorgRelated News9 hr. 55 min. ago

New model extends theory of pattern formation to the nano-cosmos

A new model developed by scientists from the Max Planck Institute for Dynamics and Self-Organization (MPI-DS) extends the theory of elastic phase separation towards nanoscopic structures. Such patterns are frequent in biological systems and also used.....»»

Category: topSource:  physorgRelated News9 hr. 55 min. ago

Nanofibers rid water of hazardous dyes: Researchers develop efficient filters based on cellulose waste

Using waste to purify water may sound counterintuitive. But at TU Wien, this is exactly what has now been achieved. Researchers have developed a special nanostructure to filter a widespread class of harmful dyes from water......»»

Category: topSource:  physorgRelated News9 hr. 55 min. ago

Enhanced CRISPR method enables stable insertion of large genes into the DNA of higher plants

Scientists at the Leibniz Institute of Plant Biochemistry (IPB) have succeeded for the first time in stably and precisely inserting large gene segments into the DNA of higher plants very efficiently. To do this, they optimized the gene-editing method.....»»

Category: topSource:  physorgRelated News9 hr. 55 min. ago

Bioluminescence first evolved in animals at least 540 million years ago, pushing back previous oldest dated example

Bioluminescence first evolved in animals at least 540 million years ago in a group of marine invertebrates called octocorals, according to the results of a new study from scientists with the Smithsonian's National Museum of Natural History......»»

Category: topSource:  pcmagRelated NewsApr 24th, 2024

Grindr users seek payouts after dating app shared HIV status with vendors

Grindr admitted sharing HIV status with software firms in 2018, said it stopped. Enlarge (credit: Getty Images | Thomas Trutschel) Grindr is facing a class action lawsuit from hundreds of users over the sharing of HIV st.....»»

Category: topSource:  arstechnicaRelated NewsApr 24th, 2024

Scientists study lipids cell by cell, making new cancer research possible

Imagine being able to look inside a single cancer cell and see how it communicates with its neighbors. Scientists are celebrating a new technique that lets them study the fatty contents of cancer cells, one by one......»»

Category: topSource:  theglobeandmailRelated NewsApr 23rd, 2024