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Paul Arnold

Paul Arnold

Author

Paul is a versatile freelance writer with a BSc in Biology from the University of London. He worked at the BBC producing science and medical documentaries, traveling the world interviewing scientists in places like Antarctica and the Canadian High Arctic. He now freelances from sunny southern Spain.

Articles by Paul Arnold

Phys.org / The rubber hand illusion works on octopuses too

Like humans, octopuses can fall for the rubber hand illusion and believe that a fake arm is theirs. This suggests they have a sense of their own body, just as we do.

Jul 22, 2025
Phys.org / Novel method of targeting disordered proteins could herald a new era for medicine

Scientists have discovered a new way to advance drug discovery and diagnostics by targeting a part of the proteome (the complete set of proteins in an organism) that was previously thought inaccessible to drug development, ...

Jul 21, 2025
Phys.org / How Google's Android earthquake detection system can save lives

If you're in an earthquake-prone area and own an Android phone, it could save your life. It may even have already done so. The Android Earthquake Alert (AEA) system, which began in the U.S. in 2020 and has since expanded ...

Jul 18, 2025
Tech Xplore / Tech giants warn window to monitor AI reasoning is closing, urge action

Artificial intelligence is advancing at a dizzying speed. Like many new technologies, it offers significant benefits but also poses safety risks. Recognizing the potential dangers, leading researchers from Google DeepMind, ...

Jul 17, 2025
Tech Xplore / New research reveals AI has a confidence problem

Large language models (LLMs) sometimes lose confidence when answering questions and abandon correct answers, according to a new study by researchers at Google DeepMind and University College London.

Jul 16, 2025
Phys.org / New study links human ribcage shape to climate

Ötzi the Iceman may have come to an unfortunate end while crossing the Alps more than 5,000 years ago, but thanks to his well-preserved remains, he's still helping us understand our past. A new digital reconstruction of the ...

Jul 16, 2025
Phys.org / Ancient footprints reveal Neanderthal family hunts on beaches

Ancient footprints found near the shores of Portugal's Algarve region are giving us fresh insights into the lives of coastal-dwelling Neanderthals. An international study led by Carlos Neto de Carvalho of the University of ...

Jul 15, 2025
Tech Xplore / Built-in extinguishers can prevent battery fires and explosions

Researchers have designed a working prototype of a lithium metal battery equipped with a built-in fire extinguisher, which is activated if the battery overheats.

Jul 15, 2025
Phys.org / How paper planes could provide sustainable solutions to space debris

Space junk is a huge problem. The surge in satellite launches in recent years is leaving low Earth orbit (LEO) cluttered with debris such as discarded rocket bodies, broken parts and defunct satellites. Beyond the risk of ...

Jul 14, 2025
Phys.org / Narcissism and other dark personality traits linked to AI cheating in art universities

In many countries, there is an academic cheating crisis with students misusing artificial intelligence tools like ChatGPT to write essays, dissertations and other assignments. According to new research, certain personality ...

Jul 11, 2025
Phys.org / Four new pseudoscorpion species with dragon-like jaws found in Korean caves

Scientists have discovered four new species of pseudoscorpions, blind cave-dwelling arachnids with dragon-like jaws. The subterranean creatures were found deep inside caves in South Korea by Kyung-Hoon Jeong and colleagues ...

Jul 10, 2025
Tech Xplore / Filters inspired by nose hair and nasal mucus promise cleaner air

One of the problems of conventional filters used in homes, businesses and public spaces is their poor performance. They rely on weak van der Waals forces to capture particles like dust and pollen, meaning they let a lot of ...

Jul 10, 2025
Phys.org / Prehistoric 'Swiss army knife' made from cave lion bone discovered in Neanderthal cave

Archaeologists have unearthed the earliest known multifunctional tool made from cave lion bone, shedding new light on Neanderthal ingenuity. The ancient utensil dates back to the end of the Saalian glaciation, around 130,000 ...

Jul 9, 2025
Phys.org / Neanderthal DNA could be the cause of some modern brain malformations

If you regularly experience headaches, dizziness, balance problems and blurred vision, our Neanderthal cousins could be to blame.

Jul 8, 2025
Phys.org / Meteorite challenges the timeline of the early solar system

A small, inconspicuous meteorite may be about to change our understanding of how and when our solar system formed. Tiny shavings from the meteorite Northwest Africa 12264 are challenging the long-held belief that planets ...

Jul 7, 2025