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Molecular archaeology: What ancient genes tell us about who we are

Using the latest scientific methods, Tom Higham and Katerina Douka from the University of Vienna want to solve a great mystery of human evolution: Why are we the only humans left? Higham and Douka were the first ones to find a first-generation offspr.....»»

Category: topSource:  physorgJun 2nd, 2022

Century-old experiment secures beer and whiskey"s future

Thanks to an experiment started before the Great Depression, researchers have pinpointed the genes behind the remarkable adaptability of barley, a key ingredient in beer and whiskey. These insights could ensure the crop's continued survival amidst ra.....»»

Category: topSource:  theglobeandmailRelated NewsSep 11th, 2024

Q&A: Looting of the Sudan National Museum—more is at stake than priceless ancient treasures

Reports continue to emerge of the alleged looting of tens of thousands of artifacts from the Sudan National Museum in Khartoum......»»

Category: topSource:  physorgRelated NewsSep 10th, 2024

Diagnostic test that combines two technologies with machine learning could lead to new paradigm for at-home testing

A new diagnostic test system jointly developed at the University of Chicago Pritzker School of Molecular Engineering (PME) and UCLA Samueli School of Engineering fuses a powerful, sensitive transistor with a cheap, paper-based diagnostic test. When c.....»»

Category: topSource:  marketingvoxRelated NewsSep 10th, 2024

A roadmap for using viruses to enhance crop performance

Humans, livestock and companion animals benefit from virus-based vaccines and gene therapies, but crops do not. This paradox is highlighted by an international research group led by the Institute of Molecular and Cellular Biology of Plants (IBMCP) wi.....»»

Category: topSource:  theglobeandmailRelated NewsSep 10th, 2024

Steering molecular twisting for hydrogen generation

Researchers from the Faculty of S&T at the University of Twente have developed a novel approach for the design of efficient solar fuel devices. Research performed by graduated Ph.D. student Kaijian Zhu shows that reducing the light-induced twisting o.....»»

Category: topSource:  theglobeandmailRelated NewsSep 10th, 2024

Archaeologists suggest Neolithic Scandinavians may have used skin boats to hunt, travel and trade

Recent research by Dr. Mikael Fauvelle and his colleagues, published in the Journal of Maritime Archaeology, proposes that the neolithic Pitted Ware Culture (PWC) may have used skin boats to conduct trade, travel, fishing, and hunting activities......»»

Category: topSource:  physorgRelated NewsSep 10th, 2024

References to ancient Britain linked to hostility online

Political posts on social media that most frequently referenced ancient history tended to be more extreme, hostile and overwhelmingly negative in tone than average, finds a new study by researchers from UCL and the University of Edinburgh......»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

Researchers examine protein arrangement in cell membrane that triggers programmed cell death

How can molecular structures be analyzed when the resolution of the techniques available is not sufficient? Researchers from the fields of physics, chemistry and medicine at Heinrich Heine University Düsseldorf (HHU) have combined and further develo.....»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

Scientists learn how to drug wily class of disease-causing enzymes

UCSF scientists have discovered how to target a class of molecular switches called GTPases that are involved in a myriad of diseases from Parkinson's to cancer and have long been thought to be "undruggable.".....»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

How context-specific factors control gene activity

Every cell in our body contains the same DNA, yet liver cells are different from brain cells, and skin cells differ from muscle cells. What determines these differences? It all comes down to gene regulation; essentially how and when genes are turned.....»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

How did volcanism trigger climate change before the eruptions started?

New dating of a major ancient warming shows warming started before major eruptions. Enlarge / Loads of lava: Kasbohm with a few solidified lava flows of the Columbia River Basalts. (credit: Joshua Murray) As our climate.....»»

Category: topSource:  arstechnicaRelated NewsSep 8th, 2024

A mural honoring scientists hung in Pfizer"s NYC lobby for 60 years. Now it"s up for grabs

A mural honoring ancient and modern figures in medicine that has hung in the lobby of Pfizer's original New York City headquarters for more than 60 years could soon end up in pieces if conservationists can't find a new home for it in the next few wee.....»»

Category: topSource:  physorgRelated NewsSep 7th, 2024

Solving the side effect problem of siRNA drugs for genetic disease treatment

Small interfering RNA (siRNA) drugs are a class of therapeutic agents that silence specific genes associated with inherited diseases. However, siRNA drugs have challenges because siRNAs often silence genes other than the target ones, causing side eff.....»»

Category: topSource:  physorgRelated NewsSep 6th, 2024

Editorial: Rest assured, Ancient teens were full of existential angst too

If you're a young person (or a parent of one), you may be thinking some big thoughts about your future. Am I going to go to university? Maybe I'll look at a trade? I might want to travel? Or maybe I don't? Do I have to decide now? I don't know what I.....»»

Category: topSource:  physorgRelated NewsSep 6th, 2024

Angiosperms study provides insights into genome evolution after whole-genome duplications

Whole-genome duplication (WGD, or polyploidy) is a common and frequent occurrence in plants, providing raw genetic material for evolution. Homoeologs (duplicate genes from a WGD) often diverge in expression levels, while some still maintain similar (.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Researchers prove 120-million-year-old volcanism on moon

Extensive geologic evidence of ancient volcanic activity can be found on the moon, but how long this volcanism persisted has been unclear. However, Prof. Li Qiuli's Lab at the Institute of Geology and Geophysics of the Chinese Academy of Sciences (IG.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Researchers develop molecular biosensors that only light up upon binding to their targets

Biosensors—devices that use biological molecules to detect the presence of a target substance—have enormous potential for detecting disease biomarkers, molecules-in-action in diverse biological processes, or toxins and other harmful substances in.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Regulatory gene influences shape recognition in medaka fish, scientists discover

Medaka fish that lack functional Hmgn2 genes are unable to distinguish between simple shapes, revealing a new function for the regulatory gene......»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Labs collaborate to enhance imaging tools for cell observation

Two labs at the University of Utah's Department of Chemistry joined forces to improve imaging tools that may soon enable scientists to better observe signaling in functioning cells and other molecular-scale processes central to life......»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

What is societal collapse? Lessons from the past can help us understand our future, but only to a point

As the climate crisis accelerates, it's hard not to wonder if today's societies can adapt. Growing worries over climate change have sparked interest in the collapse of ancient civilizations and the rise of the (often apocalypse-themed) "cli-fi" genre.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024