Tech Xplore news

Tech Xplore / New devices for conveying olfactory stimuli in virtual reality

A team of biomedical and mechanical engineers at City University of Hong Kong, working with a pair of colleagues from Beihang University and one from Shandong University, has developed two versions of a system designed to ...

May 10, 2023 in Consumer & Gadgets
Tech Xplore / When AI seems to disclose personal information, users may empathize more

In a new study, participants showed more empathy for an online anthropomorphic artificial intelligence (AI) agent when it seemed to disclose personal information about itself while chatting with the participants. Takahiro ...

May 10, 2023 in Consumer & Gadgets
Tech Xplore / AI models fail to reproduce human judgements about rule violations

In an effort to improve fairness or reduce backlogs, machine-learning models are sometimes designed to mimic human decision making, such as deciding whether social media posts violate toxic content policies.

May 10, 2023 in Machine learning & AI
Tech Xplore / A generative AI writing tutor that produces personalized feedback for English learners

Generative AI tools—artificial intelligence models that can create images, texts, videos, or other content in short periods of time—have recently become increasingly popular, especially after the public release of ChatGPT. ...

May 9, 2023 in Consumer & Gadgets
Tech Xplore / Study finds source validation issues hurt ChatGPT reliability

ChatGPT seems to be everywhere. Morgan Stanley, Duolingo, Snapchat, Coca-Cola and Instacart have signed on, as have programmers, web designers, pharmaceutical companies, writers, musicians, translators and businesses of all ...

May 9, 2023 in Computer Sciences
Tech Xplore / Silicon heterojunction solar cells with up to 26.81% efficiency

Solar energy is the cheapest and most accessible form of energy. Now, it promises to be more efficient than ever. Scientists from a Chinese solar technology company have developed a new type of solar cell that could be a ...

May 9, 2023 in Energy & Green Tech
Tech Xplore / Cactus plant inspires cost-effective hydrogen production

More than 100 years ago, scientists discovered how to turn water into hydrogen gas—a highly desired green energy that's been nicknamed "the fuel of the future."

May 9, 2023 in Engineering
Tech Xplore / World's first mass production of metalenses for visible wavelengths

Do you hate the camera bumps on the back of your smartphone? A new optical component called metalens—which was named one of the top 10 future technologies by the World Economic Forum in 2019—may be the answer. Composed ...

May 9, 2023 in Engineering
Tech Xplore / Researchers create a snake-like robot for traversing extreme terrain

How do you create a robot that can go places no one has ever seen before—on its own, without real-time human input? A team at NASA's Jet Propulsion Laboratory that's creating a snake-like robot for traversing extreme terrain ...

May 9, 2023 in Robotics
Tech Xplore / Study shows similarity between solid state and liquid state electrolytes used in batteries

New research at the McKelvey School of Engineering at Washington University in St. Louis is the first to show that a solid-state electrolyte has a high level of similarity to liquid electrolytes, which is good news for designing ...

May 9, 2023 in Energy & Green Tech
Tech Xplore / Ethical, legal issues raised by ChatGPT training literature

Researchers at the University of California, Berkeley, say ChatGPT has memorized a large number of copyrighted works and that inclusion of such data can introduce bias to analytics conducted with OpenAI models.

May 8, 2023 in Machine learning & AI
Tech Xplore / A new framework to design explainable AI for augmented reality applications

While artificial intelligence (AI) and machine learning tools are now commonly used to enhance technological applications, the underpinnings of many of these tools are hard to decipher. This is because most of them are based ...

May 8, 2023 in Computer Sciences