New way to protect perovskite from water

New way to protect perovskite from water

Harvesting sunlight and using it to power our homes and devices is a reality today. Generally, most commercial solar cells are made of silicon. However, a...
Protecting your smartphone from voice impersonators

Protecting your smartphone from voice impersonators

It’s a lot easier to talk to a smartphone than to try to type instructions on its keyboard. This is particularly true when a person...
Ultrathin device harvests electricity from human motion

Ultrathin device harvests electricity from human motion

Imagine slipping into a jacket, shirt or skirt that powers your cell phone, fitness tracker and other personal electronic devices as you walk, wave...
New transparent thin film material could improve electronics and solar cells

New transparent thin film material could improve electronics and solar cells

A team of researchers, led by the University of Minnesota, have discovered a new nano-scale thin film material with the highest-ever conductivity in its...
'Smart contact lens sensor' can help with diabetic and glaucoma diagnosis

‘Smart contact lens sensor’ can help with diabetic and glaucoma diagnosis

A recent study, affiliated with UNIST has proposed the possibility of in situ human health monitoring simply by wearing a contact lens with built-in...
Gel could let cracked screens ‘heal’ themselves

Gel could let cracked screens ‘heal’ themselves

Researchers have created a 3D-printed, gel-like “ink” that that could let cracked screens and scratches in paint repair themselves, much as living tissue does. If...
Laser turns water into alien ice in nanoseconds

Laser turns water into alien ice in nanoseconds

For the first time, researchers have observed and captured the freezing of water into a type of extraterrestrial ice called ice VII (“ice seven”),...
What an artificial intelligence researcher fears about AI

What an artificial intelligence researcher fears about AI?

As an artificial intelligence researcher, I often come across the idea that many people are afraid of what AI might bring. It’s perhaps unsurprising, given...
Why can’t we fix our own electronic devices

Why can’t we fix our own electronic devices?

Traditionally, when a car breaks down, the solution has been to fix it. Repair manuals, knowledgeable mechanics and auto parts stores make car repairs...
3 ways plant-based biofuels can be more sustainable

3 ways plant-based biofuels can be more sustainable

A few key principles for managing environmental tradeoffs could make cellulosic biofuels—liquid energy derived from grasses and wood—better for the climate and economy. “The climate benefit...

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