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Feb 21, 2024

Air Canada must honor refund policy invented by airline’s chatbot

Posted by in categories: policy, robotics/AI

The chatbot provided inaccurate information, encouraging Moffatt to book a flight immediately and then request a refund within 90 days.


Air Canada appears to have quietly killed its costly chatbot support.

Feb 21, 2024

Biostasis Preservation Techniques Decoded

Posted by in category: futurism

Learn more about Tomorrow Bio ➡️ https://www.tomorrow.bio/Join Dr. Emil Kendziorra, the visionary behind Tomorrow Biostasis (Tomorrow Bio), for an enlighteni…

Feb 21, 2024

Researchers develop artificial cell environment to promote nerve regeneration

Posted by in categories: bioengineering, biotech/medical, chemistry

Injuries in the central nervous system heal poorly because cavities scar. Researchers hope to remedy this problem by filling the cavities in such a way that stem cells feel comfortable in them.

Researchers from Bochum and Dortmund have created an artificial cell environment that could promote the regeneration of nerves. Usually, injuries to the brain or spinal cord don’t heal easily due to the formation of fluid-filled cavities and scars that prevent tissue regeneration. One starting point for medical research is therefore to fill the cavities with a substance that offers neural stem cells optimal conditions for proliferation and differentiation. The team from Ruhr University Bochum and TU Dortmund University, both in Germany, showed that positively charged hydrogels can promote the survival and growth of stem cells.

Dr. Kristin Glotzbach and Professor Andreas Faissner from the Department of Cell Morphology and Molecular Neurobiology in Bochum cooperated with Professor Ralf Weberskirch and Dr. Nils Stamm from the Faculty of Chemistry and Chemical Biology at TU Dortmund University. The team describes the findings in the American Chemical Society Journal Biomaterials Science and Engineering from January 16, 2024.

Feb 21, 2024

Quantum annealers and the future of prime factorization

Posted by in categories: encryption, information science, quantum physics, security

Researchers at the University of Trento, Italy, have developed a novel approach for prime factorization via quantum annealing, leveraging a compact modular encoding paradigm and enabling the factorization of large numbers using D-Wave quantum devices.

Prime factorization is the procedure of breaking down a number into its prime components. Every integer greater than one can be uniquely expressed as a product of prime numbers.

In cryptography, prime factorization holds particular importance due to its relevance to the security of encryption algorithms, such as the widely used RSA cryptosystem.

Feb 21, 2024

Scientists have found a black hole so large it eats the equivalent of one sun per day

Posted by in category: cosmology

With a mass 17 billion times larger than our sun, this black hole is the fastest-growing black hole ever recorded, Australian National University said.

Feb 21, 2024

Electrons become fractions of themselves in graphene, study finds

Posted by in categories: computing, education, quantum physics

The electron is the basic unit of electricity, as it carries a single negative charge. This is what we’re taught in high school physics, and it is overwhelmingly the case in most materials in nature.

But in very special states of matter, electrons can splinter into fractions of their whole. This phenomenon, known as “fractional charge,” is exceedingly rare, and if it can be corralled and controlled, the exotic electronic state could help to build resilient, fault-tolerant quantum computers.

To date, this effect, known to physicists as the “fractional quantum Hall effect,” has been observed a handful of times, and mostly under very high, carefully maintained magnetic fields. Only recently have scientists seen the effect in a material that did not require such powerful magnetic manipulation.

Feb 21, 2024

What is AI? Narrow AI, General AI, and Artificial Superintelligence

Posted by in categories: quantum physics, robotics/AI

Explore the fascinating world of Artificial Intelligence (AI) in this insightful video from Code Institute’s Programme Director, Brian O’Grady, as he delves into the realms of Narrow AI, General AI, and the intriguing concept of Artificial Superintelligence. Discover the evolution of AI from narrow applications like chatbots and image recognition to the broader capabilities of General AI, which mimics human cognitive functions across multiple domains. Join us in understanding the theoretical challenges and possibilities presented by General AI, including its potential to transcend human limitations. The spotlight is on ChatGPT, a language transformer that steps into the realm of General AI, showcasing its ability to synthesize knowledge across various domains and navigate the ambiguity of human language. Dive into the discussion on the probabilities and learning processes associated with language models, bringing us closer to the realm of true AI. The video also touches on the theoretical concept of Artificial Superintelligence, a level of AI that surpasses human intelligence across all aspects. While we may be far from achieving this level of AI, the ongoing advancements in technologies like quantum computing suggest an exciting future. Join us on this journey through the AI landscape, understanding the present and envisioning the possibilities that lie ahead.

Feb 21, 2024

How entropy and equilibrium can help explain consciousness

Posted by in category: neuroscience

Thinking about consciousness from the perspective of a physicist may be key to figuring out whether it is a single phenomenon or a collection of discrete states.

By Karmela Padavic-Callaghan

Feb 21, 2024

Diffractive optical computing in free space

Posted by in categories: computing, materials

Optica l computing via free-space-based structured optical materials allows to access optical information without the need for preprocessing or optoelectronic conversion. In this Perspective, the authors describe opportunities and challenges in their use for optical computing, information processing, computational imaging and sensing.

Feb 21, 2024

The road to Superintelligence may have shortened

Posted by in category: robotics/AI

Tony Czarnecki, Sustensis

London 1/12/2023

Image generated by DALL-E

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