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Electronics & Semiconductors

New ultrathin optical device can precisely capture and stimulate the mammalian brain

Reliably tracking and manipulating the mammalian nervous system in laboratory or clinical settings allows neuroscientists to test their hypotheses, which may in turn lead to new important discoveries. The most well-established ...

Energy & Green Tech

Researchers propose hydrogen storage using existing infrastructure in lakes and reservoirs

In a new Nature Communications study, researchers propose a new method for hydrogen storage using existing pipes located at the bottom of lakes and reservoirs.

Energy & Green Tech

Scientists restore performance of quantum dot solar cells using short ligands to reduce surface defects

Researchers have developed a new method to improve both the performance and the stability of solar cells using "perovskite quantum dots." They developed longer-lasting solar cells by addressing the issue of distortions on ...

Engineering

New management system can reduce traffic congestion at no extra cost

Rush-hour traffic congestion is a major headache for commuters and a real problem for city planners. Worldwide, a huge amount of time is wasted stuck in traffic. A study found that commuters in the U.S. lose an average of ...

Business

Green subsidies may have hidden costs, experts warn

Government subsidies for business practices and processes should be approached with caution, even when they seem to be environmentally friendly, writes a group of scientists and economists in this week's Policy Forum in the ...

Automotive

Balancing cost and reliability in autonomous machine design

With millions of self-driving cars projected to be on the road in 2025 and autonomous drones generating billions in annual sales, safety and reliability are important considerations for consumers, manufacturers, and regulators. ...

Business

Google is working on reasoning AI, chasing OpenAI's efforts

Google is working on artificial intelligence software that resembles the human ability to reason, similar to OpenAI's o1, marking a new front in the rivalry between the tech giant and the fast-growing startup.

Electronics & Semiconductors

Researchers fabricate novel flexible supercapacitors on paper

Wearable devices such as smartwatches, fitness trackers, and virtual reality headsets are becoming commonplace. They are powered by flexible electronics that consist of electrodes with plastic or metal foil as substrates. ...

Computer Sciences

Large language models are biased. Can logic help save them?

Turns out, even language models "think" they're biased. When prompted in ChatGPT, the response was as follows: "Yes, language models can have biases, because the training data reflects the biases present in society from which ...

Energy & Green Tech

A wholly sustainable plastics economy is feasible, shows study

Plastic is everywhere. Our society cannot do without it: plastics have numerous advantages, are extremely versatile, and are also cost effective. Today, plastics are mainly produced from crude oil. When the products reach ...

Business

The challenges of mining for electric-vehicle batteries

In August 2022, Congress passed the Inflation Reduction Act (IRA). Signed by President Joe Biden, the legislation attempted to curb inflation, lower the deficit, and invest heavily into domestic clean energy.

Robotics

Grasshopping robots made possible with new, improved latch control

If animals and insects can jump across grass and sand, why can't robots? Sarah Bergbreiter, Professor of Mechanical Engineering, has found that researchers don't have to look far to enable this in robots. Existing latch mechanisms ...

Engineering

Integrating humans with AI in structural design

Modern fabrication tools such as 3D printers can make structural materials in shapes that would have been difficult or impossible using conventional tools. Meanwhile, new generative design systems can take great advantage ...

Computer Sciences

A new AI-based tool to detect DDoS attacks

Cybercriminals are coming up with increasingly savvy ways to disrupt online services, access sensitive data or crash internet user's devices. A cyber-attack that has become very common over the past decades is the so-called ...