Tech Xplore news

Tech Xplore / Upgraded technique for extracting uranium from seawater promises higher efficiency and lower costs

A team of chemists, materials scientists and engineers affiliated with several institutions in China, working with a colleague from Taiwan, has developed a new way to remove uranium from seawater that is much more efficient ...

May 14, 2025 in Energy & Green Tech
Tech Xplore / AI model classifies images with a hierarchical tree from broad to specific

A new AI model, H-CAST, groups fine details into object-level concepts as attention moves from lower to high layers, outputting a classification tree—such as bird, eagle, bald eagle—rather than focusing only on fine-grained ...

May 14, 2025 in Hi Tech & Innovation
Tech Xplore / Vision-language models can't handle queries with negation words, study shows

Imagine a radiologist examining a chest X-ray from a new patient. She notices the patient has swelling in the tissue but does not have an enlarged heart. Looking to speed up diagnosis, she might use a vision-language machine-learning ...

May 14, 2025 in Computer Sciences
Tech Xplore / Ransomware attacks drive majority of US health data breaches, analysis shows

A new study led by researchers from Michigan State University, Yale University and Johns Hopkins University reveals that ransomware attacks—which involve a hacker putting encryption controls into a file and then demanding ...

May 14, 2025 in Security
Tech Xplore / Can generative AI replace humans in qualitative research studies?

Having humans participate in a study can be time-consuming and expensive for researchers stretching limited budgets on strict deadlines. Sophisticated, generative large language models (LLM) can complete many tasks, so some ...

May 14, 2025 in Machine learning & AI
Tech Xplore / An interactive AI tool reveals how companies respond to economic threats

When Amazon recently got caught in President Trump's crosshairs for reportedly planning to list the added costs of new tariffs on products sold at its online store, the drama underscored just how much is at stake for companies ...

May 14, 2025 in Business
Tech Xplore / New study reveals generative AI boosts job growth and productivity

A new study analyzing more than a decade of U.S. patent data has found that not all artificial intelligence (AI) innovations displace human workers—some, particularly generative AI, actually augment jobs and drive firm ...

May 14, 2025 in Business
Tech Xplore / World's smallest self-powered bipedal robot achieves record speed and agility with simple mechanical design

At less than one and a half inches tall, roughly the same height as a LEGO minifigure, the world's smallest self-contained bipedal robot can self-start from standstill, walk faster than a half mile per hour, turn, skip, and ...

May 13, 2025 in Robotics
Tech Xplore / Atmospheric water harvesting: Optimization of a hygroscopic hydrogel device improves efficiency

A small team of engineers from the U.S., Chile and Ireland has found a way to extract more water from drier air, allowing for water production in arid places like the Atacama Desert. Their paper is published in Device.

May 13, 2025 in Engineering
Tech Xplore / Eldercare robot helps people sit and stand, and catches them if they fall

The United States population is older than it has ever been. Today, the country's median age is 38.9, which is nearly a decade older than it was in 1980. And the number of adults older than 65 is expected to balloon from ...

May 13, 2025 in Consumer & Gadgets
Tech Xplore / 3-D printed smart fabrics maintain flexibility and sensing ability after repeated washes

Imagine a T-shirt that could monitor your heart rate or blood pressure. Or a pair of socks that could provide feedback on your running stride. It may be closer than you think, with new research from Washington State University ...

May 13, 2025 in Engineering
Tech Xplore / Upgraded perovskite design sets solar cells on path to stability

In solar science, a little structural harmony goes a long way. By finding the atomic equivalent of a perfect handshake between two types of perovskite—a class of crystalline materials prized for their ability to convert ...

May 13, 2025 in Energy & Green Tech