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Phys.org / Novel ferroelectric ultraviolet photodetector achieves near-10,000-fold speed increase

Researchers from the Institute of Metal Research (IMR) of the Chinese Academy of Sciences have developed a new ferroelectric ultraviolet photodetector material that overcomes the long-standing performance limitations of conventional ...

4 hours ago in Physics
Medical Xpress / Social media is boosting mental health disorders and suicidal thoughts among teens, particularly in girls

Mixed anxiety-depressive disorders (MADD) and suicidal thoughts, online bullying, poorer self-esteem, alcohol, cannabis and psychoactive substance use… social networks exploit young people's vulnerability and actually help ...

1 hour ago in Psychology & Psychiatry
Tech Xplore / Electric eel biology inspires powerful gel battery

Power sources used in devices found in or around biological tissue must be flexible and nontoxic, while still powerful enough to support demanding technologies such as medical devices or soft robotics. To achieve this balance, ...

4 hours ago in Energy & Green Tech
Phys.org / Unprecedented 3D views of sensory cells accelerate hearing research

The cochlea is the spiral-shaped structure within the inner ear responsible for our sense of hearing. To fully understand hearing functions and open the door to new hearing loss treatments, scientists require intricately ...

4 hours ago in Biology
Phys.org / Record stretching of metallic bond reveals quantum conductance in gold atomic chains

Researchers from the Institute of Metal Research (IMR) of the Chinese Academy of Sciences have stretched a chain of gold atoms by a record-breaking 46%, providing direct evidence of how fundamental metal bonds behave under ...

4 hours ago in Nanotechnology
Phys.org / Roadkill offers an ethical alternative to live wildlife in scientific research

A recent review of over 312 studies has identified dozens of unique uses of roadkill in scientific research. The review, published in Biology Letters, discusses the advantages of using roadkill instead of live wildlife and ...

7 hours ago in Biology
Phys.org / Novel 'XFELO' laser system produces razor-sharp X-ray light

A team of engineers and scientists has shown for the first time that a hard-X-ray cavity can provide net X-ray gain, with X-ray pulses being circulated between crystal mirrors and amplified in the process, much like happens ...

2 hours ago in Physics
Phys.org / Quantum batteries could quadruple qubit capacity while reducing energy infrastructure requirements

Scientists have unveiled a new approach to powering quantum computers using quantum batteries—a breakthrough that could make future computers faster, more reliable, and more energy efficient.

4 hours ago in Physics
Phys.org / The infant universe's 'primordial soup' was actually soupy, study finds

In its first moments, the infant universe was a trillion-degree-hot soup of quarks and gluons. These elementary particles zinged around at light speed, creating a "quark-gluon plasma" that lasted for only a few millionths ...

9 hours ago in Physics
Medical Xpress / How genes influence the microbes in our mouths to shape dental health

No matter how much they brush their teeth, some people still get more cavities than others, in part because of differences in genetics and the make-up of the microbes in their mouths. A new study has found human genetic factors ...

4 hours ago in Genetics
Phys.org / AI tool helps scientists quickly identify fungi with flexible lifestyles in ecosystems

Fungi are the hidden architects of our ecosystems, acting as everything from helpful partners for plants to aggressive decomposers that recycle dead wood. However, many fungi don't stick to just one job; they can switch lifestyles ...

1 hour ago in Biology
Medical Xpress / Smart speaker may improve mental health and blood sugar levels for seniors with type 2 diabetes

A simple smart speaker may be the latest tool to help seniors with some of the mental and physical challenges of type 2 diabetes. A new study published in JAMA Network Open reports that using an Amazon Echo Dot helped reduce ...

7 hours ago in Diabetes