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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

Researchers create artificial plants that purify indoor air, generate electricity

On average, Americans spend about 90% of their time indoors, and the air we breathe at work, school or home affects our overall health and well-being.

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 ...

Hardware

New methodology enables design of cloud servers for lower carbon

Reducing carbon emissions is crucial to curbing the effects of climate change, but usually gas-powered vehicles and manufacturers are the most conspicuous culprits. However, Information and Communication Technology (ICT) ...

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 enhance conversion efficiency of thermoelectric devices

In the effort to reduce our reliance on fossil fuels, one strategy involves harvesting the waste heat that is already being produced by our energy systems. Thermoelectric generators can convert waste heat to clean electricity, ...

Energy & Green Tech

X-ray imaging captures fleeting defects in sodium-ion batteries

Sodium-ion batteries have been touted as a sustainable alternative to lithium-ion batteries because they are powered by a more abundant natural resource. However, sodium-ion batteries have hit a significant snag: the cathodes ...

Engineering

AI-designed unidirectional imagers

Traditional optical imaging and communication systems, typically composed of lenses, perform imaging operations in both forward and backward directions. Similar to a pipe that enables liquid to flow through from one end to ...

Computer Sciences

Optical neural networks hold promise for image processing

Cornell researchers have developed an optical neural network (ONN) that can filter relevant information from a scene before the visual image is detected by a camera, a method that may make it possible to build faster, smaller ...

Robotics

Speedy robo-gripper reflexively organizes cluttered spaces

When manipulating an arcade claw, a player can plan all she wants. But once she presses the joystick button, it's a game of wait-and-see. If the claw misses its target, she'll have to start from scratch for another chance ...