Tech Xplore news

Tech Xplore / AI and ultralow-energy lasers enable an ultrafast authentication system

The security of modern communications heavily relies on systems that can rapidly and reliably verify users and the devices they are using. This process, known as authentication, essentially entails confirming that users or ...

14 hours ago
Tech Xplore / A tiny underwater antenna is changing how robots talk in dark, murky seas

From the shallow shores of Lake Wahlberg to the salty depths of the ocean, University of Florida researchers are dropping robots in the water and training them to communicate more efficiently in murky conditions.

9 hours ago
Tech Xplore / Redesigned catalyst pathways vent bubbles fast and boost green hydrogen efficiency

As the global transition toward carbon neutrality accelerates, "water electrolysis"—a technology that splits water electrically to produce clean hydrogen—is drawing significant attention. However, a major limitation has been ...

10 hours ago
Tech Xplore / Quantum computing could transform energy grid optimization and security

Modern power systems are rapidly evolving into highly digitized smart grids, increasing their complexity at an unprecedented pace. Renewables, batteries, electric vehicles, power electronics, sensors and real-time control ...

11 hours ago
Tech Xplore / Misbehaving chatbots could be kept in check with personality tests

Artificial intelligence chatbots need to work on their social judgment, recent events suggest. At one end of the spectrum, they're facing lawsuits for recommending dangerous actions. At the other end, the models can be so ...

10 hours ago
Tech Xplore / Underground acoustic signals reveal hidden tunnels

For decades, engineers have searched for underground tunnels by sending signals from the surface downward—an approach that can miss what lies below. By reversing that approach, researchers at the Department of Energy's (DOE) ...

13 hours ago
Tech Xplore / A stair-climbing robot that catches itself when it falls

SUTD researchers have developed a reinforcement-learning-based safety system that teaches a stair-traversing service robot to brace itself mid-fall, addressing one of the biggest barriers to deploying autonomous robots on ...

11 hours ago
Tech Xplore / People prefer to talk to chatbots that share similar personality traits to their own, research shows

It's well understood that people tend to be naturally drawn to those with bubbly and extroverted personalities. And those outgoing and gregarious types may naturally consider themselves people-persons and gravitate toward ...

12 hours ago
Tech Xplore / Climate-driven water stress could undercut most proposed U.S. lithium mines

The U.S. may not have enough water to support its lithium ambitions, a new Northwestern University study has found. An essential ingredient for electric vehicle (EV) batteries and other clean energy technologies, lithium ...

14 hours ago
Tech Xplore / NASA's X-59 prepares for first supersonic flight

NASA's X-59 quiet supersonic research aircraft is preparing for some of its most significant flights yet. The X-plane is about to begin a new block of test flights that will include its first time flying faster than the speed ...

14 hours ago
Tech Xplore / Phosphonate groups lift organic transistor performance by balancing ions and charge flow

By electrochemically introducing phosphonate ester groups into conductive polymer films, researchers at Science Tokyo have addressed a fundamental trade-off between electronic charge transport and ion transport, overcoming ...

9 hours ago
Tech Xplore / Virtual AI testbed lets developers verify massive LLM servers before construction

Operating large language model (LLM) services like ChatGPT requires a server infrastructure on the scale of tens of thousands of units. However, constructing actual equipment every time a new AI semiconductor or system architecture ...

10 hours ago