Archive for the ‘science’ category: Page 3

Dec 24, 2023

The Mystery of the Paulding Light: Unveiled by Science

Posted by in categories: engineering, science, space

The Paulding Light, a perplexing glow in the Michigan sky, has fueled folklore with its eerie nightly appearances since the 1960s. What was once thought to be a ghostly signal has turned into a case study for scientific inquiry. A team of Michigan Tech students, led by Jeremy Bos, a PhD candidate in electrical engineering, undertook a methodical investigation to expose the truth behind the spectral luminance that intrigued both locals and visitors in Michigan’s Upper Peninsula.

Their rigorous scientific approach involved telescopes, spectrographs, and atmospheric modeling, which demystified the paranormal claims. By observing the phenomenon through a telescope, the researchers identified the lights as nothing more than the headlights and taillights of vehicles on a distant stretch of US Highway 45. This was further supported by spectral analysis, confirming the automotive origin of the lights. The team’s findings pointed to atmospheric conditions and the geography of the Paulding area, which caused the vehicle lights to refract and create the illusion of the unexplained Paulding Light.

Despite the logical explanations provided by these dedicated students, the Paulding Light’s allure remains undiminished. The legend continues to attract those drawn to the supernatural, demonstrating the human fascination with mystery over the mundane. The Paulding Light stands as a symbol of our enduring attraction to the unexplained, a reminder that sometimes, even when the truth is revealed, the legend never dies.

Dec 22, 2023

The Biggest Discoveries in Computer Science in 2023

Posted by in categories: internet, physics, robotics/AI, science

Quanta Magazine’s full list of the major computer science discoveries from 2023.

In 2023, artificial intelligence dominated popular culture — showing up in everything from internet memes to Senate hearings. Large language models such as those behind ChatGPT fueled a lot of this excitement, even as researchers still struggled to pry open the “black box” that describes their inner workings. Image generation systems also routinely impressed and unsettled us with their artistic abilities, yet these were explicitly founded on concepts borrowed from physics.

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Dec 22, 2023

Research argues that Occam’s razor is an ‘essential factor that distinguishes science from superstition’

Posted by in categories: biotech/medical, genetics, government, science

Occam’s razor—the principle that when faced with competing explanations, we should choose the simplest that fits the facts—is not just a tool of science. Occam’s razor is science, insists a renowned molecular geneticist from the University of Surrey.

In a paper published in the Annals of the New York Academy of Sciences, Professor Johnjoe McFadden argues Occam’s razor—attributed to the Surrey-born Franciscan friar William of Occam (1285–1347)—is the only feature that differentiates science from superstition, pseudoscience or .

Professor McFadden said, “What is science? The rise of issues such as , climate skepticism, , and mysticism reveals significant levels of distrust or misunderstanding of science among the general public. The ongoing COVID inquiry also highlights how scientific ignorance extends into the heart of government. Part of the problem is that most people, even most scientists, have no clear idea of what science is actually about.”

Dec 22, 2023

Astronomers discover 25 ‘stripped stars’ that may be a missing link in supernova science

Posted by in categories: cosmology, science

The discovery of stars with their outer layers of hydrogen stripped by companions fills a glaring hole in our understanding of supernovas and binary systems with colliding neutron stars.

Dec 20, 2023

Magnetization by Laser Pulse: A Futuristic Twist in Material Science

Posted by in categories: computing, particle physics, science

A research team has revealed that ultrashort laser pulses can magnetize iron alloys, a discovery with significant potential for applications in magnetic sensor technology, data storage, and spintronics.

To magnetize an iron nail, one simply has to stroke its surface several times with a bar magnet. Yet, there is a much more unusual method: A team led by the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) discovered some time ago that a certain iron alloy can be magnetized with ultrashort laser pulses. The researchers have now teamed up with the Laserinstitut Hochschule Mittweida (LHM) to investigate this process further. They discovered that the phenomenon also occurs with a different class of materials – which significantly broadens potential application prospects. The working group presents its findings in the scientific journal Advanced Functional Materials.

Breakthrough Discovery in Magnetization.

Dec 17, 2023

A means for searching for new solutions in mathematics and computer science using an LLM and an evaluator

Posted by in categories: mathematics, robotics/AI, science

A team of computer scientists at Google’s DeepMind project in the U.K., working with a colleague from the University of Wisconsin-Madison and another from Université de Lyon, has developed a computer program that combines a pretrained large language model (LLM) with an automated “evaluator” to produce solutions to problems in the form of computer code.

In their paper published in the journal Nature, the group describes their ideas, how they were implemented and the types of output produced by the new system.

Researchers throughout the scientific community have taken note of the things people are doing with LLMs, such as ChatGPT, and it has occurred to many of them that LLMs might be used to help speed up the process of scientific discovery. But they have also noted that for that to happen, a method is required to prevent confabulations, answers that seem reasonable but are wrong—they need output that is verifiable. To address this problem, the team working in the U.K. used what they call an automated evaluator to assess the answers given by an LLM.

Dec 16, 2023

What Causes Obesity? More Science Points to the Brain

Posted by in categories: biotech/medical, neuroscience, science

A new way of looking at a misunderstood disease is revolutionizing treatments and transforming lives.

Dec 16, 2023

ChatGPT and science: the AI system was a force in 2023 — for good and bad

Posted by in categories: robotics/AI, science

The poster child for generative AI software is a startling human mimic. It represents a potential new era in research, but brings risks.

Dec 16, 2023

What Happens When AI Takes Over Science?

Posted by in categories: robotics/AI, science

AI is fueling a revolution in science that may change our definition of understanding itself.

Artificial intelligence is changing the way some scientists conduct research, leading to new discoveries on accelerated timetables.

Dec 15, 2023

Physicists ‘entangle’ individual molecules for the first time, bringing about a new platform for quantum science

Posted by in categories: quantum physics, science

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The scientific feat is also ‘a breakthrough for practical applications because entangled molecules can be the building blocks for many future applications. says physicist Lawrence Cheuk.

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