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Energy & Green Tech

Electrolyte redesign unlocks tin's full charge capacity for flow batteries

Tin is able to exchange four electrons as it changes between dissolved ions and solid metal, but acidic tin batteries commonly use only a two-electron reaction, leaving half that potential charge out of reach. Now, researchers ...

Security

What to know about the $6.3B hack on Binance, likely the biggest-ever crypto theft

Binance, the world's biggest cryptocurrency exchange, said Friday that hackers stole more than $6 billion in what appears to be the largest cryptocurrency heist on record. Blockchain firms have pointed to the attack coming ...

Engineering

Laser pulses can track extreme airflow in tests for hypersonic spacecraft

Researchers from The University of Texas at Arlington's Aerodynamics Research Center have published a study in the journal Communications Engineering. Their work details a laser-based technique applied to arc-jet flows that ...

Robotics

Fast Feature Field: The missing link between event cameras and robot vision

For decades, event cameras, which emulate the biological retina by continuously monitoring changes in light intensity, have promised to revolutionize how robots perceive the world by allowing them to react faster and operate ...

Technology news

Internet

Thousands of deceptive ads evade Google's safeguards

Thousands of deceptive advertisements have slipped through Google's advertising safeguards, exposing internet users to fake virus warnings, misleading software promises and potentially dangerous downloads, according to new ...

Computer Sciences

Improving AI-generated images, pixel by pixel

If you have ever used an artificial intelligence text-to-image generator like ChatGPT or Google Gemini, you may have encountered a common but maddening problem: The image looks nearly perfect, but when you ask the AI to fix ...

Electronics & Semiconductors

Titanium boosts thermoelectric performance of thin films by 250-fold

Every electronic device, factory and vehicle generates heat that often goes to waste. What if that energy could be recovered to generate electricity using thin films manufactured without high-temperature processing? Researchers ...

Hi Tech & Innovation

Heat tests could help police trace 3D-printed 'ghost guns'

Curtin University researchers may have found a new way to help police trace 3D-printed firearms, after developing a new method of analyzing the plastic used to make them. Homemade plastic weapons present a growing challenge ...

Engineering

Designing new nuclear alloys, element by element

The periodic table contains more than 100 elements. Combine them in different ways, and the possibilities quickly multiply. For researchers designing materials for advanced nuclear reactors, the abundance presents an opportunity: ...

Security

AIs fail to reliably detect AIs in reverse Turing tests

The famous "Turing test" of computer science comes from a 1950 paper written by the British computer scientist (and war hero) Alan Turing. There are many variants, but perhaps the most common involves a human asking questions ...

Computer Sciences

New neural framework could make LLMs more empathetic

As more people turn to large language models (LLMs) during personal crises, the companies behind them are engineering these AI-powered models to be more personal, empathetic and understanding when prompts indicate a user ...

Computer Sciences

Seeing Rembrandt through the eyes of a machine

A few hundred years ago, determining whether a painting was created by a master like Rembrandt or a talented copycat depended only on the trained eye of an expert. Then, new tools like X-rays and infrared imaging allowed ...