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Business

US industrial policy may strengthen EV battery supply chain

Vehicle electrification is an important pathway to reducing global greenhouse gas emissions. The supply chain for electric vehicle battery materials relies heavily on China, a dependency that can leave the US vulnerable to ...

Energy & Green Tech

Enhanced electrocapillarity technique advances battery interface analysis

Batteries power everything from smartphones to electric vehicles, with their performance hinging on the critical interface between the electrode and electrolyte. Penn State and industry researchers have developed a method ...

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.

Machine learning & AI

Meta's Movie Gen lets users animate photos into videos

Meta on Friday provided a look at a generative artificial intelligence model it is working on that lets people create short videos, complete with audio, from text prompts and photos.

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 ...

Electronics & Semiconductors

Stability of perovskite solar cells reaches next milestone

Perovskite semiconductors promise highly efficient and low-cost solar cells. However, the semi-organic material is very sensitive to temperature differences, which can quickly lead to fatigue damage in normal outdoor use. ...

Energy & Green Tech

Harvesting big energy from small movement

Since the ancient Greeks, humankind has known that if you bring two things into contact, a small amount of electricity is created. One example is that we can rub a balloon with our hair and generate enough electricity to ...

Robotics

A continuum robot inspired by elephant trunks

Conventional robots based on separate joints do not always perform well in complex real-world tasks, particularly those that involve the dexterous manipulation of objects. Some roboticists have thus been trying to devise ...

Hi Tech & Innovation

ChatGPT bot passes US law school exam

A chatbot powered by reams of data from the internet has passed exams at a US law school after writing essays on topics ranging from constitutional law to taxation and torts.

Energy & Green Tech

Harvesting energy from moving trains

The Virginia Tech Center for Vehicle Systems and Safety (CVeSS) and the Railway Technologies Laboratory want to harness the energy created by moving trains and transform that energy into usable electricity.

Robotics

Magnetic microrobot can measure both cell stiffness and traction

Scientists have developed a tiny mechanical probe that can measure the inherent stiffness of cells and tissues as well as the internal forces the cells generate and exert on one another. Their new "magnetic microrobot" is ...