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Month: July 2025

Education

Los Angeles school district principals’ views on teacher hiring system vary widely

July 31, 2025 Phys Org

Despite the Los Angeles Unified School District’s standardized screening system for vetting teachers, some school principals still rely on their own tactics to recruit applicants, even when they believe the system is beneficial, a new […]

Technology

Light-sensitive materials mimic synapses in the brain

July 31, 2025 Tech Xplore

An interdisciplinary research team has engineered a new class of organic photoelectrochemical transistors (OPECTs). These tiny devices can convert light into electrical signals and mimic the behavior of synapses in the brain. The research results […]

Education

English universities now have a duty to uphold freedom of speech. Here’s how it might affect students

July 31, 2025 Phys Org

The Higher Education (Freedom of Speech) Act, which comes into force on August 1, 2025, means universities in England now have a new duty to uphold “robust” strategies to ensure freedom of speech on campus.This […]

Education

Black teachers are key mentors for Philly high school seniors navigating college decisions

July 31, 2025 Phys Org

Zikia, a 12th grader in Philadelphia, was stressing over where she would attend college in the fall. Her charter school’s college decision ceremony was the next day, and she was torn between her two top […]

Technology

Turning gestures into speech for people with limited communication

July 31, 2025 Tech Xplore

Communication is a fundamental human right, and many individuals need augmentative and alternative communication (AAC) approaches or tools, such as a notebook or electronic tablet with symbols the user can select to create messages, to […]

Technology

Global challenge reveals vast differences in measuring surface roughness and topography

July 31, 2025 Tech Xplore

Anyone who has slipped on a polished floor or felt their tires spinning in the snow knows instinctively the importance of surfaces. Certainly those in manufacturing—be it of robots, running shoes, or semiconductors—understand that they […]

Technology

Freestanding hafnium zirconium oxide membranes can enable advanced 2D transistors

July 31, 2025 Tech Xplore

To further reduce the size of electronic devices, while also improving their performance and energy efficiency, electronics engineers have been trying to identify alternative materials that outperform silicon and other conventional semiconductors. Two-dimensional (2D) semiconductors, […]

Technology

AI tool transforms drone images into instant disaster area maps for responders

July 31, 2025 Tech Xplore

A tool developed at Texas A&M University is set to transform how emergency responders assess damage after disasters. The technology, known as CLARKE (Computer vision and Learning for Analysis of Roads and Key Edifices), uses […]

Education

How cumulative heat exposure affects students’ cognitive performance

July 30, 2025 Phys Org

A holistic approach reveals the global spectrum of knowledge on the impact of cumulative heat exposure on young students, according to an article published in the open-access journal PLOS Climate by Konstantina Vasilakopoulou from the […]

Computers

AI can evolve to feel guilt—but only in certain social environments

July 30, 2025 Tech Xplore

Guilt is a highly advantageous quality for society as a whole. It might not prevent initial wrongdoings, but guilt allows humans to judge their own prior judgments as harmful and prevents them from happening again. […]

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