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Internet

Tracing the online networks behind AI-generated nude images

As Domestic Violence Awareness Month comes to a close this week, one University of Florida researcher is examining the roots of nudification apps, online platforms that use AI to turn images of clothed people—easily and convincingly—into ...

Engineering

Infrared-transparent aerogel boosts performance of subambient daytime radiative cooling materials by up to 5.2°C

As global warming continues, people tend to switch on fans or air conditioners during hot weather. But the more we use electrical appliances, the more energy we consume and carbon dioxide we produce. With continuous breakthroughs ...

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 ...

Technology news

Engineering

Mystery of 60-second fluctuations in power grids solved

TenneT Germany, the largest transmission system operator in Germany, has observed over several years that the frequency in the European power grid dips briefly every 60 seconds. While these deviations were not critical to ...

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 ...

Engineering

'PIX' process refines alloys for fusion and aerospace applications

University of Birmingham scientists have discovered a new materials and processing approach that could help engineers develop stronger, more reliable materials for two different technologies: future fusion reactors and next-generation ...

Robotics

New benchmark tests AI memory for household robots

In-home assistive robots could clean and organize a home while the owner is away, but without enhanced memory capabilities, they could cause more problems than they solve. They could, for example, cause a major inconvenience ...

Engineering

Far-UVC LEDs transmit data at record speed

Researchers at Ferdinand-Braun-Institut (FBH) in Berlin and collaborating institutions have transmitted data at up to 1.5 gigabits per second using novel far-UVC LEDs. The devices, developed at FBH, set a record for wireless ...

Computer Sciences

The tests that grade AI may be getting it wrong

Before a new AI model reaches the public, its developers run it through a battery of tests known as "benchmarks," which score it on everything from reasoning ability to how safe it is for people to use. Billions of investment ...