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Brain-inspired phototransistor could cut AI energy use by sensing and storing data

Inspired by the human brain, Oregon State University researchers have developed a new light-sensitive device that combines sensing and memory while controlling how digital memories strengthen or fade over time. The research was published in Advanced Functional Materials.

Technology that functions more like the human brain could enable artificial intelligence systems to work faster while consuming less electricity, said Larry Cheng of the OSU College of Engineering.

The new device integrates light sensing, memory and signal processing in a single phototransistor. Current AI hardware, Cheng explains, typically spreads those functions among different components, requiring information to move between them and increasing energy demands while reducing efficiency.

David Brin: What’s Important Isn’t Me. And It Isn’t You. It’s Us!

David Brin warned us. In 1989.

Global warming. Cyberwarfare. The World Wide Web, named in a novel before most people had ever heard of it.

I recorded this conversation with him 14 years ago. Astrophysicist. Hugo and Nebula winner. The mind behind the Uplift novels and Existence.

We dug into the most powerful form of science fiction. Not the prophecy that comes true. The prophecy that prevents itself. Orwell’s 1984 is the classic case. The warning so loud the future course-corrects.

We also went straight at #transparency. His book asks a question that hits harder now than it did then: will technology force us to choose between #privacy and freedom? Fourteen years on, with AI watching everything, that question is no longer hypothetical.

And then there is the line from David that I have never been able to shake.

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Laser ‘origami’ could help astronauts build structures on the moon

University of Florida researchers are exploring how lasers could help astronauts build structures on the moon using materials already available there, including lunar soil transformed into glass. The work, led by Victoria M. Miller, Ph.D., an associate professor in the Herbert Wertheim College of Engineering and researcher with the UF Astraeus Space Institute, recently completed a research phase focused on laser forming, a manufacturing process that bends materials without physical contact.

The team’s latest paper, published in Lasers in Manufacturing and Materials Processing, examined how different atmospheric conditions affect laser bending, an important question for future manufacturing in the vacuum of space. The long-term applications extend beyond space exploration and could also support flexible manufacturing efforts on Earth.

“It is also for Earth applications. We’re focused on flexible manufacturing for defense applications,” said Miller, who works in the Department of Materials Science and Engineering.

Replacement‐Based Ageing Interventions for Systemic Rejuvenation: Shaping Longevity Science and Clinical Directions

We propose a roadmap to guide research and innovation integrating replacement and next-generation damage-removal therapeutics to modulate the ageing process in the whole body, restore biological function, and extend healthy lifespan.

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