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Hardware

Researchers discover hidden chip threats and a way to stop them

Every day, billions of people trust computer chips to protect their most sensitive information, ranging from banking passwords to national security secrets. But what if those chips were secretly compromised before they even ...

Hardware

Self-testing quantum chip generates certified random numbers while checking its hardware in real time

Randomness forms a crucial backbone of modern society, where every encryption key, secure transaction and digital signature depends on random numbers that no adversary can predict. But every random number generator ever deployed, ...

Hi Tech & Innovation

Asynchronous AI cuts computing energy by orders of magnitude while learning continuously

As artificial intelligence systems grow larger and more powerful, their energy demands are rising dramatically. But recent research from the University of Massachusetts Amherst published in Nature Communications suggests ...

Electronics & Semiconductors

Organic transistor unites memory, signal processing and light emission below 3.5 V

Seoul National University researchers have developed an ultra-low-voltage electrochemical organic light-emitting transistor that can simultaneously perform signal processing, memory and light emission within a single semiconductor ...

Technology news

Electronics & Semiconductors

Ultrathin diamond layer boosts performance of high-power electronics

The silicon that forms the foundation of most computer chips has fundamental limits to how much power it can manage, which constrains the speed and energy-efficiency of wireless communication systems. A promising solution ...

Engineering

Scientists program materials just by spinning them

There is something universally appealing about the slap bracelet, and the way a simple tap causes it to switch between a straight shape and a curled one. What you probably didn't know is that a slap bracelet's satisfying ...

Computer Sciences

A simple physics-inspired model sheds light on how AI learns

Artificial intelligence systems based on neural networks—such as ChatGPT, Claude, DeepSeek or Gemini—are extraordinarily powerful, yet their internal workings remain largely a "black box." To better understand how these systems ...

Engineering

Move over cassette tapes, adhesive tape has memory too

Materials can store information about their past—like a crease in a piece of paper that has been unfolded is a "memory" of being folded—that can be retrieved or read out and used for various purposes. In everyday life, combination ...

Security

AI fails to make inroads with cybercriminals, study finds

Cybercriminals have been struggling to adopt AI in their work, reports the first-of-its-kind study that analyzed a dataset of 100 million posts from underground cybercrime communities. The study is published on the arXiv ...

Engineering

Hidden math link helps designers build fantastic shapes

Termite mounds are remarkable structures that regulate temperature, balance airflow, and maintain structural stability in some of Earth's harshest climates. And like other irregular, disordered systems, they can be difficult ...

Security

No digital content is safe from generative AI, researchers say

A research team led by Virginia Tech cybersecurity expert Bimal Viswanath has found a critical blind spot in today's image protection techniques designed to prevent bad actors from stealing online content for unauthorized ...