Electronics

New 2D materials turn Wi-Fi signals into electricity

Researchers have designed the first fully flexible, battery-free “rectenna” — a device that converts energy from Wi-Fi signals into electricity — that could be...

Social media use may bring risks to your mental health

Positive interactions on social media are not making people feel more connected, whereas negative experiences increase the likelihood of them reporting loneliness, according a...

Slack: how the messaging app could change after an IPO

Slack, the collaboration platform favored by designers, developers and an increasing number of companies, is rumored to be planning an IPO. In similar fashion to...

Drones get car crash data faster to keep drivers safe

A new method uses drones to make traffic crash site assessments safer, faster, and more accurate, according to new research. Idling in a long highway...
How virtual reality might help fight recurring nightmares

How virtual reality might help fight recurring nightmares

In a virtual reality environment, study participants were directed to make intense imagery less scary, such as using a drawing tool to cover up...
Why paper maps still matter in the digital age

Why paper maps still matter in the digital age

Ted Florence is ready for his family trip to Botswana. He has looked up his hotel on Google Maps and downloaded a digital map of...

Static electricity could charge our electronics

Unhappy with the life of your smartphone battery? Thought so. Help could be on the way from one of the most common, yet poorly understood, forms...

New technique could pave the way for next generation of flexible electronics

Researchers at the University of Exeter have developed an innovative technique that could help create the next generation of everyday flexible electronics. A team of...

Say ‘bye bye’ to faulty mobile phones and solar cells

Faulty mobile phones and solar cells could soon be a thing of the past thanks to a ground-breaking invention developed at The Australian National...

Wearable sensor can detect hidden anxiety, depression in young children

Anxiety and depression are surprisingly common among young children -- as many as one in five kids suffer from one of them, starting as...