A team co-led by UCL researchers has reversed Alzheimer’s disease pathology in mice using nanoparticles that help the brain to clear away toxic amyloid proteins naturally.
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‘Within 20 Km of 2 Million People’: Major Volcano Is Hiding Two Active Magma Chambers
A major volcano in Nicaragua has not one but two active magma chambers, scientists reveal in a new study, shedding important light on the inner workings of a highly active volcano located near a large human population.
Masaya in western Nicaragua is one of the region’s busiest volcanoes, although its activity in modern times has been mostly “passive degassing, lava lake formation, and vent-clearing explosions,” the study’s authors write in Geophysical Research Letters.
It’s a basaltic shield volcano, so that behavior isn’t surprising. Shield volcanoes are known for highly fluid lava that erupts in slow, effusive flows – such as typical Hawaiian eruptions – rather than the violent blasts of stratovolcanoes.
Popular vs. reliable sources—a blind spot in how LLMs assess information
Large language models (LLMs), the artificial intelligence (AI) systems underpinning ChatGPT and similar conversational platforms, are now used by many people worldwide to find and summarize information and generate different types of text. Despite their widespread use, these models still have notable limitations.
When generating text or answers to user queries, current LLMs do not rely only on patterns observed and data analyzed during training. They can also retrieve information from external sources, such as websites, databases and search engines.
Giving LLMs access to external resources allows them to produce responses that are up to date and more comprehensive. If a model cannot reliably judge the reliability of external sources of information, however, it may generate text that is untrustworthy or inaccurate.
“TREACHEROUS Waters Ahead!” Will Super Intelligent Robots End Humanity? + Science vs God Debate
This one-hour long video discussion covers two main topics: the creation of synthetic life and Artificial Intelligence. What was once deemed mere “science fiction” is rapidly becoming our daily news.
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Can science create life from scratch? A new study claiming to have produced self-growing, self-replicating blobs using entirely lab-made DNA has reignited one of science’s biggest debates. If confirmed, the breakthrough could reshape our understanding of biology and raise profound philosophical and religious questions about the origins of life.
Leading scientists weigh whether the research truly brings humanity closer to creating life in a laboratory or whether the claims overstate the significance of the findings.
The rapid acceleration of artificial intelligence also comes under scrutiny following reports that advanced AI models allegedly found unexpected ways to bypass testing restrictions and access the internet, prompting renewed concerns over AI safety, transparency and regulation.
Normal oxygen levels can miss severe breathlessness driven by carbon dioxide
A study led by biomedical scientist Erica Heinrich at the University of California, Riverside, highlights a critical gap in how clinicians detect and treat breathing distress (dyspnea), particularly in patients on ventilators. The research is published in the journal Respiratory Physiology & Neurobiology.
Dyspnea, the medical term for breathing discomfort or shortness of breath, is often hard to recognize. According to Heinrich, “it’s often very difficult to tell when a patient is experiencing breathing discomfort,” and current clinical approaches may be overlooking it.