Last update

Engineering

World first concept for rechargeable cement-based batteries

Imagine an entire 20-storey concrete building that can store energy like a giant battery. Thanks to unique research from Chalmers University of Technology, Sweden, this vision could someday be a reality. Researchers from ...

Computer Sciences

Using machine learning to predict high-impact research

An artificial intelligence framework built by MIT researchers can give an "early-alert" signal for future high-impact technologies, by learning from patterns gleaned from previous scientific publications.

Energy & Green Tech

Mahle developing magnet-free electric motor that does not require rare earth elements

German car parts company Mahle has announced that it is in the process of developing a magnet-free electric motor that does not require rare earth elements. Company reps report that the new motor is efficient and extremely ...

Engineering

Engineers harvest Wi-Fi signals to power small electronics

With the rise of the digital age, the amount of Wi-Fi sources to transmit information wirelessly between devices has grown exponentially. This results in the widespread use of the 2.4GHz radio frequency that Wi-Fi uses, with ...

Engineering

How a tougher skin could change the shape of stealth aircraft

Stealth fighters and bombers are among the most expensive aircraft in the world, and they rely on a radar-absorbent polymer skin to avoid detection. But that polymer is so fragile that these high-end aircraft have to be designed ...

Energy & Green Tech

Researchers create new zinc-air pouch cells

Zinc-air batteries (ZABs) are among the most promising next-generation battery technologies due to their many advantageous characteristics. Most notably, these batteries have unique half-open structures, a significant theoretical ...

Automotive

Study tests viability of Tesla's 100-year old patented device

A valve invented by engineer Nikola Tesla a century ago is not only more functional than previously realized, but also has other potential applications today, a team of researchers has found after conducting a series of experiments ...