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A bionic knee restores natural movement

MIT Technology Review

In a small clinical study, people with above-the-knee amputations said it helped them navigate more easily and felt more like part of their body. A subject with the osseointegrated mechanoneural prosthesis overcomes an obstacle placed in their walking path by volitionally flexing and extending their phantom knee joint. Control signals from their residual knee muscles are used to produce movement of the powered prosthetic knee that mirrors the phantom knee. MIT researchers have developed a new bionic knee that is integrated directly with the user's muscle and bone tissue. It can help people with above-the-knee amputations walk faster, climb stairs, and avoid obstacles more easily than they could with a traditional prosthesis, which is attached to the residual limb by means of a socket and can be uncomfortable. For several years, Hugh Herr, SM '93, co-director of the K. Lisa Yang Center for Bionics, has been working with his colleagues on techniques that can extract neural information from muscles left behind after an amputation and use that information to help guide a prosthetic limb.


Engineering better care

MIT Technology Review

A capsule that could replace insulin shots. In Giovanni Traverso's lab, the focus is always on making life better for patients. Every Monday, more than a hundred members of Giovanni Traverso's Laboratory for Translational Engineering (L4TE) fill a large classroom at Brigham and Women's Hospital for their weekly lab meeting. With a social hour, food for everyone, and updates across disciplines from mechanical engineering to veterinary science, it's a place where a stem cell biologist might weigh in on a mechanical design, or an electrical engineer might spot a flaw in a drug delivery mechanism. And it's a place where everyone is united by the same goal: engineering new ways to deliver medicines and monitor the body to improve patient care. Traverso's weekly meetings bring together a mix of expertise that lab members say is unusual even in the most collaborative research spaces. But his lab--which includes its own veterinarian and a dedicated in vivo team--isn't built like most.


Researchers develop face 'e-tattoo' to track mental workload in high-stress jobs

FOX News

Tyler Saltsman, founder and CEO of EdgeRunner AI, warned that creating artificial general intelligence could "destroy the world as we know it." Scientists say that they have formulated a way to help people in stressful and demanding work environments track their brainwaves and brain usage -- an electronic tattoo device, or "e-tattoo," on the person's face. In a study posted in the science journal Device, the team of researchers wrote that they found e-tattoos to be a more cost-effective and simpler way to track one's mental workload. Dr. Nanshu Lu, the senior author of the research from the University of Texas at Austin, wrote that mental workload is a critical factor in human-in-the-loop systems, directly influencing cognitive performance and decision-making. Lu told Fox News Digital in an email that this device was motivated by high-demand, high-stake jobs such as pilots, air traffic controllers, doctors and emergency dispatchers.


Scientists link gene to emergence of spoken language

FOX News

Fox News Flash top headlines are here. Check out what's clicking on Foxnews.com. Why did humans start speaking? Scientists suggest genetics played a big role – and they say the evolution of this singular ability was key to our survival. A new study links a particular gene to the ancient origins of spoken language, proposing that a protein variant found only in humans may have helped us communicate in a novel way.


The Rich Can Afford Personal Care. The Rest Will Have to Make Do With AI

WIRED

The burgeoning field of social-emotional AI is tackling the very jobs that people used to think were reserved for human beings--jobs that rely on emotional connections, such as therapists, teachers, and coaches. AI is now widely used in education and other human services. Vedantu, an Indian web-based tutoring platform valued at 1 billion, uses AI to analyze student engagement, while a Finnish company has created "Annie Advisor," a chatbot working with more than 60,000 students, asking how they are doing, offering help, and directing them to services. Berlin-based startup clare&me offers an AI audio bot therapist it calls "your 24/7 mental health ally," while in the UK, Limbic has a chatbot "Limbic Care" that it calls "the friendly therapy companion." This story is from the WIRED World in 2025, our annual trends briefing.


Brain chips: the Sydney researchers 'miles ahead' of Elon Musk's Neuralink

The Guardian

Brain-computer interface technology is at the core of movies such as Ready Player One, The Matrix and Avatar. But outside the realm of science fiction, BCI is being used on Earth to help paralysed people communicate, to study dreams and to control robots. Billionaire entrepreneur Elon Musk announced in January – to much fanfare – that his neurotechnology company Neuralink had implanted a computer chip into a human for the first time. In February, he announced that the patient was able to control a computer mouse with their thoughts. Neuralink's aim is noble: to help people who otherwise can't communicate and interact with the environment.


Indian teen invents gadget that may transform dementia care

The Guardian

In the blissful summer that Hemesh Chadalavada spent with his grandmother in 2018, the pair watched endless movies and ate her chicken biryani. Late one evening, as Chadalavada, then 12, sat on his own in front of the television, Jayasree got up in her nightdress and went to make tea at her home in Guntur, southern India. After she had returned to her bedroom, Chadalavada went into the kitchen to find that his grandmother, then 63, had left the gas on. "She had recently been diagnosed with Alzheimer's but I was still in shock. What would have happened if I hadn't been there?" says Chadalavada.


Struggle with maths? Scientists say zapping the BRAIN can improve your skills

Daily Mail - Science & tech

Zapping the brain could help people who struggle with maths get better at arithmetic. Researchers gave 102 people a set of tricky arithmetic problems, which each involved multiplying a double-digit number by a single-digit number, like 16 x 3 48. Half of the people in the study had their brain zapped with a mild electric current to stimulate their brain cells. People given the brain stimulation, and also tested under more difficult learning conditions, answered the questions in about half the time, compared to people whose brains were not zapped, researchers claim. They reportedly got the answers 52 per cent quicker.


Quiz: Did AI make this? Test your knowledge.

Washington Post - Technology News

Generative AI can help you write a rap song about your cat Fluffy in the style of Eminem. It can create a portrait of Elon Musk eating Hot Cheetos inside a rocket in space. But, can it do work tasks for us and produce finished products? Professionals across industries are experimenting with AI tools like ChatGPT, which produces conversational text using GPT-3 and GPT-4, and DALL-E, which creates images, to see if they might aid in their work. Creative jobs in industries such as marketing, writing, design and art may use AI to dream up ideas. Retail, sales and real estate sectors are trying to determine whether AI can speed up processes and get their products to market.


Mind the AI gap. UX keeps learning and working with AI…

#artificialintelligence

A Designer's role is to keep learning while we are working. We learn about our users, we work at closing skills gaps, we learn about designing software, we work on addressing change, we learn new AI tools, and so on. The only constant is there is always something new to learn, and we have to work because change is inevitable. If you are new to Design (UX/UI/Product/IxD), you need to watch this video with a quote by Ira Glass of This American Life. "Nobody tells this to people who are beginners, I wish someone told me. All of us who do creative work, we get into it because we have good taste.