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Internet

Small digital frictions can slow the spread of misinformation

New research from the University of Copenhagen points to a simple yet effective method for combating misinformation on social media: make it slightly harder to share content.

Engineering

Porous separators boost efficiency of electrolyzers for carbon monoxide reduction

Electrolyzers, devices that use electricity to drive desired chemical reactions, could enable the production of clean hydrogen (H2) gas from water (H2O) and the conversion of carbon dioxide (CO2) into useful fuels or industrial ...

Robotics

Popular AI models aren't ready to safely power robots, study warns

Robots powered by popular artificial intelligence models are currently unsafe for general purpose real-world use, according to new research from King's College London and Carnegie Mellon University.

Engineering

New recharge-to-recycle reactor turns battery waste into new lithium feedstock

As global electric vehicle adoption accelerates, end-of-life battery packs are quickly becoming a major waste stream. Lithium is costly to mine and refine, and most current recycling methods are energy- and chemical-intensive, ...

Technology news

Consumer & Gadgets

Sweat-powered sticker turns your drinking cup into a health sensor

A team of engineers at the University of California San Diego has developed an electronic sticker that can monitor a person's vitamin C levels using the sweat from their fingertips—no blood draws, lab visits or batteries ...

Computer Sciences

AI evaluates texts without bias—until the source is revealed

Large language models (LLMs) are increasingly used not only to generate content but also to evaluate it. They are asked to grade essays, moderate social media content, summarize reports, screen job applications and much more.

Security

How hidden surveillance shapes the city of London

Concealed surveillance technology can promote inequality, hide political aims, and threaten individual freedoms, says Dr. George Legg, Senior Lecturer in Liberal Arts and London in the Department of Interdisciplinary Humanities.

Energy & Green Tech

Simulations evaluate new electrolytes for batteries of the future

A computational study published in the Journal of Molecular Liquids makes important contributions to the development of new, safe, high-performance batteries by investigating compounds that can be used as electrolytes in ...

Computer Sciences

3D worlds created from just a few phone photos

Existing 3D scene reconstructions require a cumbersome process of precisely measuring physical spaces with LiDAR or 3D scanners, or correcting thousands of photos along with camera pose information. A research team at KAIST ...

Engineering

AI bots could match scientist-level design problem solving

Engineers at Duke University have constructed a group of AI bots that together can solve complex design problems nearly as well as a fully trained scientist. The results, the researchers say, show how AI might soon automate ...

Robotics

Liquid crystal inclusions enhance artificial muscles for robots

An international team led by researchers at the University of Waterloo has developed a new material that can be used as flexible artificial muscles to replace rigid motors and pumps in robots and allow them to move more naturally ...

Energy & Green Tech

Nanoporous silicon generates electricity from friction with water

A European research team involving Hamburg University of Technology (TUHH) and Deutsches Elektronen-Synchrotron DESY has developed a novel way for converting mechanical energy into electricity—by using water confined in ...

Automotive

Engineers use artificial intelligence to predict car crashes

If you change the timing of a traffic light from 20 seconds to 30 seconds, a new artificial intelligence tool developed by Johns Hopkins University researchers can predict how many more—or how many fewer—accidents will ...

Machine learning & AI

Humans and LLMs represent sentences similarly, study finds

Psychologists and behavioral scientists have been trying to understand how people mentally represent, encode and process letters, words and sentences for decades. The introduction of large language models (LLMs) such as ChatGPT, ...

Electronics & Semiconductors

Ultra-compact semiconductor could power next-gen AI and 6G chips

A research team, led by Professor Heein Yoon in the Department of Electrical Engineering at UNIST has unveiled an ultra-small hybrid low-dropout regulator (LDO) that promises to advance power management in advanced semiconductor ...