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Internet

How to prepare your online life for your death

What happens to all of your online accounts—credit cards, merchants, news subscriptions, social media, streaming services—after you die? How will your heirs know how to access these accounts or understand what you want done ...

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

Heated mirror reveals hidden 3D patterns in rising air near a wall

Heat transfer from a heated surface depends partly on the thin layer of air that warms and rises beside it. As this natural convection boundary layer develops, its flow can change from orderly patterns to turbulence, influencing ...

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 ...

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

Solar cells gain efficiency by emitting light in fewer directions

Solar cells absorb sunlight and convert it into electricity. This process, however, is not perfect, and a large part of the solar energy is simply lost along the way. Some of it is lost as heat, while photons with insufficient ...

Machine learning & AI

Visual illusion reveals what today's AI vision is missing

Our eyes do not always tell us exactly where things are—and that may be a feature of how biological vision works, rather than simply a flaw. A new study by York University researchers uses a common illusion to ask: If artificial ...

Engineering

Brain-inspired imaging system can 'see' through fog

Researchers from the Brown University School of Engineering have developed a new imaging system that can see and track moving objects in partially opaque environments like dense fog or muddy water.

Energy & Green Tech

Solar-powered trashcan lid insert gets rid of garbage stink

Garbage left outside starts smelling unpleasant very quickly, especially in warm, humid climates that accelerate food decay. In ACS' Environmental Science & Technology, researchers report a solar-powered lid insert that fits ...