Computer Sciences news

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 ...

Energy & Green Tech

Virtual modeling reveals safety measures for battery-powered mining systems

The mining industry is shifting toward battery-powered equipment to improve efficiency, but lithium-ion batteries pose risks due to their high energy density. They can fail, overheat and, in some cases, catch fire, releasing ...

Computer Sciences

Q&A: How AI came to model the 'messy' human mind

Generative artificial intelligence models are rooted in ideas of mid-20th-century engineers who thought some amount of irrationality was essential for a machine that could think like a human, contends Benjamin Lindquist, ...

Computer Sciences

Strand AI on a desert island, and it starts playing and inventing games

AI agents tend to do things when we give them specific commands, such as analyzing data and answering questions. But what would they do if left to their own devices?

Computer Sciences

Can AI understand space, time and pain?

Artificial intelligence can do remarkable things, but how much does it actually understand about the world? Researchers have found that surprisingly specific information can be extracted from the inner workings of large language ...

Electronics & Semiconductors

Tiny droplets form soft networks for brain-inspired computing

Inside the human brain, billions of individual neurons connect to form a vast network capable of rapidly processing information and electrical signals. A team of researchers and engineers at Penn State is taking inspiration ...

Computer Sciences

Can scientists build a lie detector for AI chatbots?

Ask an AI chatbot for some medical advice and it might recommend you head to the hospital when all you really have is indigestion. One of the biggest issues with AI chatbots today is that they can still share false information, ...

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 ...

Computer Sciences

Chatbot dreams generate AI nightmares for Bay Area lawyers

A Palo Alto, California, lawyer with nearly a half-century of experience admitted to an Oakland federal judge this summer that legal cases he referenced in an important court filing didn't actually exist and appeared to be ...

Computer Sciences

Scientists develop end-to-end encryption for git services

From large technology corporations to startups, from computer science students to indie developers, using git services is as common as opening a word document is for most of the rest of us. Git services are online repositories, ...

Computer Sciences

Rethinking train delays with quantum power

Train delays can cascade into stalled commutes, economic losses, and vacation snags. Scheduling trains is computationally complex, though: It can take hours or days to solve large transportation networks on traditional computers, ...

Computer Sciences

Fast traffic algorithm could improve real-time traffic forecasts

Everyone hates traffic. Big cities in particular are plagued by an overabundance of vehicles, turning a simple crosstown jaunt into an odyssey during rush hour. Part of the problem is that traffic is incredibly complex, and ...