Tech Xplore news

Tech Xplore / Tuna-inspired mechanical fin could boost underwater drone power

Growing up in Spain, Cecilia Huertas Cerdeira was captivated by the elegant movements of aquatic life during frequent vacations to the Atlantic coast. Later, as a doctoral student at the California Institute of Technology, ...

Apr 1, 2025 in Robotics
Tech Xplore / In shift, OpenAI announces open AI model

Artificial intelligence powerhouse OpenAI, the creator of ChatGPT, on Monday announced it is building a more open generative AI model as it faces growing competition in the open-source space from Chinese rival DeepSeek and ...

Apr 1, 2025 in Machine learning & AI
Tech Xplore / Self-organizing 'infomorphic neurons' can learn independently

Researchers have developed "infomorphic neurons" that learn independently, mimicking their biological counterparts more accurately than previous artificial neurons. A team of researchers from the Göttingen Campus Institute ...

Mar 31, 2025 in Hi Tech & Innovation
Tech Xplore / Engineers create world's smallest wireless flying robot

Like a bumblebee flitting from flower to flower, a new insect-inspired flying robot created by engineers at the University of California, Berkeley, can hover, change trajectory and even hit small targets. Less than 1 centimeter ...

Mar 31, 2025 in Robotics
Tech Xplore / Programmable pixels could advance infrared light applications

Without the ability to control infrared light waves, autonomous vehicles wouldn't be able to quickly map their environment and keep "eyes" on the cars and pedestrians around them; augmented reality couldn't display realistic ...

Mar 31, 2025 in Engineering
Tech Xplore / Hidden surface degradation mechanism discovered in cathodes of lithium-ion batteries

A research team has identified a previously unknown degradation mechanism that occurs during the use of lithium-ion batteries. Their findings are published in Advanced Energy Materials.

Mar 31, 2025 in Energy & Green Tech
Tech Xplore / Experiments show adding CoT windows to chatbots teaches them to lie less obviously

Over the past year, AI researchers have found that when AI chatbots such as ChatGPT find themselves unable to answer questions that satisfy users' requests, they tend to offer false answers. In a new study, as part of a program ...

Mar 31, 2025 in Computer Sciences
Tech Xplore / Organic solar cells face efficiency challenge due to slow current flow, researchers show

Researchers from the Chair of Optics and Photonics of Condensed Matter led by Prof. Dr. Carsten Deibel at the Chemnitz University of Technology and other partner institutions are currently working on solar cells made from ...

Tech Xplore / PAWS: Four-legged robot can reproduce animal movement with fewer actuators

Many of the robotic systems developed in the past decades are inspired by four-legged (i.e., quadruped) animals, such as dogs, cheetahs and horses. By replicating the agile movements of these animals, quadruped robots could ...

Mar 30, 2025 in Robotics
Tech Xplore / Researchers develop new design and fabrication method to make lightsails for interstellar travel

In a potential step toward sending small spacecraft to the stars, researchers have developed an ultra-thin, ultra-reflective membrane designed to ride a column of laser light to incredible speeds.

Mar 30, 2025 in Engineering
Tech Xplore / 'Something is rotten': Apple's AI strategy faces doubts

Has Apple, the biggest company in the world, bungled its generative artificial intelligence strategy?

Mar 30, 2025 in Business
Tech Xplore / DNA scaffolds enable self-assembling 3D electronic devices

Researchers at Columbia Engineering have for the first time used DNA to help create 3D electronically operational devices with nanometer-size features.