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Sep 26, 2024

Ultra-high speed camera for molecules: Attosecond spectroscopy captures electron transfer dynamics

Posted by in categories: quantum physics, solar power, sustainability

In nature, photosynthesis powers plants and bacteria; within solar panels, photovoltaics transform light into electric energy. These processes are driven by electronic motion and imply charge transfer at the molecular level. The redistribution of electronic density in molecules after they absorb light is an ultrafast phenomenon of great importance involving quantum effects and molecular dynamics.

Sep 26, 2024

Shrinking augmented reality displays into eyeglasses to expand their use

Posted by in categories: augmented reality, biotech/medical, information science, robotics/AI

Augmented reality (AR) takes digital images and superimposes them onto real-world views. But AR is more than a new way to play video games; it could transform surgery and self-driving cars. To make the technology easier to integrate into common personal devices, researchers report in ACS Photonics how to combine two optical technologies into a single, high-resolution AR display. In an eyeglasses prototype, the researchers enhanced image quality with a computer algorithm that removed distortions.

Sep 26, 2024

Alien Phone Calls Could Be Quantum, And We’re Not Ready to Hear Them

Posted by in categories: alien life, quantum physics

This could explain the silence.

Sep 26, 2024

Rare Earth Metals Found in Extinct Volcanoes Could Power The Future

Posted by in categories: energy, sustainability, transportation

Extinct volcanoes are hard to study – we never see them erupt. Using a unique experimental technique, we were able to recreate a certain type of extinct volcano in a lab, learning more about the magma these volcanoes produce.

We found that some rare magma types are surprisingly efficient at concentrating rare earth elements. This is a group of metals with crucial applications in several high-tech industries, such as magnets for electric vehicles and wind turbines.

Demand for rare earths is soaring as society moves away from fossil fuels and electrifies energy production and transport. Despite the name, rare earths aren’t particularly rare. The biggest challenge is finding rocks in which these metals are concentrated enough to be economically viable to extract.

Sep 26, 2024

Preparing for a pandemic that never came ended up setting off another − how an accidental virus release triggered 1977’s ‘Russian flu’

Posted by in category: biotech/medical

An epidemiologist makes the case that a rush of research to stop a swine flu outbreak led to an accidental lab release of an extinct virus. Preparing for one pandemic triggered a different one.

Sep 26, 2024

Northwestern Medicine performs groundbreaking double-lung transplant on woman battling cancer

Posted by in category: biotech/medical

CHICAGO — Surgeons at Northwestern Medicine successfully completed a double-lung transplant on a Minnesota woman who was battling cancer. In 2017, at just 34 years old, Amanda “Mandy” Wilk initially suspected she had food poisoning. However, her lingering symptoms prompted further investigation, ultimately leading to her diagnosis of stage 4 colorectal cancer.

Sep 25, 2024

Necro Android Malware Found in Popular Camera and Browser Apps on Play Store

Posted by in categories: cybercrime/malcode, mobile phones

Necro malware infects 11 million Android devices via apps on Google Play, using steganography to evade detection.

Sep 25, 2024

Google’s Shift to Rust Programming Cuts Android Memory Vulnerabilities by 52%

Posted by in category: mobile phones

Google’s shift to Rust for Android has cut memory vulnerabilities by 52%, highlighting the benefits of safe coding.

Sep 25, 2024

Cybersecurity Researchers Warn of New Rust-Based Splinter Post-Exploitation Tool

Posted by in category: cybercrime/malcode

Unit 42 reveals the discovery of Splinter, a new Rust-based post-exploitation tool posing cybersecurity risks.

Sep 25, 2024

ChatGPT macOS Flaw Could’ve Enabled Long-Term Spyware via Memory Function

Posted by in category: robotics/AI

ChatGPT vulnerability patched by OpenAI after discovery of persistent spyware risk in memory feature, potentially exposing user data.

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