Hi Tech & Innovation news

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

Augmented/virtual reality can help extend critical infrastructure lifespan

University of Waterloo engineers are turning to augmented/virtual reality (AR/VR) to better understand—and maintain—the physical reality of Canada's critical infrastructure. Their research is published in the journal ...

Energy & Green Tech

Proof-of-concept study develops battery that would use Martian atmosphere as fuel during discharge

Mars presents a highly complex natural environment, characterized by a variety of gas components—95.32% carbon dioxide, 2.7% nitrogen, 1.6% argon, 0.13% oxygen, and 0.08% carbon monoxide—as well as extreme temperature ...

Electronics & Semiconductors

Shape-morphing brain sensor adheres to curved surfaces for ultrasound neurostimulation

Transcranial focused ultrasound, a non-invasive technique to stimulate specific areas of the brain using high-frequency sound waves, could be a promising treatment strategy for many neurological disorders. Most notably, it ...

Engineering

Bubbling up: Uncovering melt pool dynamics in metal manufacturing

Manually shaking or vibrating molten metal using ultrasonic waves helps reduce air bubbles, cracks and grain sizes in a finished metal part. Metal 3D printing researchers hypothesized that vibrations were the key to increasing ...

Engineering

New device simplifies manipulation of 2D materials for twistronics

A discovery six years ago took the condensed-matter physics world by storm: Ultra-thin carbon stacked in two slightly askew layers became a superconductor, and changing the twist angle between layers could toggle their electrical ...

Hi Tech & Innovation

Japan plans driverless bullet trains

Shinkansen bullet trains could be whizzing around Japan without drivers from the mid 2030s, one of its main rail operators said, motivated in part by the country's demographic crisis.