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Phys.org / Banning lead in gas worked: The proof is in our hair

Prior to the establishment of the Environmental Protection Agency in 1970, Americans lived in communities awash with lead from industrial sources, paint, water supply pipes and, most significantly, tailpipe emissions. A dangerous ...

20 hours ago in Earth
Tech Xplore / A mathematical framework for optimizing robotic joints

Consider the marvelous physics of the human knee. The largest hinge joint in the body, it has two rounded bones held together by ligaments that not only swing like a door, but also roll and glide over each other, allowing ...

20 hours ago in Robotics
Phys.org / Natural magnetic materials can control light in unprecedented ways

Imagine shining a flashlight into a material and watching the light bend backward—or in an entirely unexpected direction—as if defying the law of physics. This phenomenon, known as negative refraction, could transform ...

22 hours ago in Physics
Phys.org / Resilience bonds could serve as an insurance solution to address climate change risks

Researchers with Lehigh University's Center for Catastrophe Modeling and Resilience, led by anthropologist David G. Casagrande, have identified two urgent challenges the United States faces in adapting to climate change: ...

19 hours ago in Other Sciences
Phys.org / Reshaping gold leads to new electronic and optical properties

By changing the physical structure of gold at the nanoscale, researchers can drastically change how the material interacts with light—and, as a result, its electronic and optical properties. This is shown by a study from ...

20 hours ago in Nanotechnology
Phys.org / How bacteria learned to target numerous cell types

Viruses attack nearly every living organism on Earth. To do so, they rely on highly specialized proteins that recognize and bind to receptors on the surface of target cells, a molecular arms race that drives constant evolution. ...

19 hours ago in Biology
Medical Xpress / African scientists push for homegrown pharma innovation

Africa's health future hinges on its ability to finance and commercialize its own medical innovations, rather than rely on increasingly uncertain international funding, African science leaders have warned. In a commentary ...

10 hours ago in Medical research
Phys.org / AI streamlines deluge of data from particle collisions

Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have developed a novel artificial intelligence (AI)-based method to dramatically tame the flood of data generated by particle detectors at ...

20 hours ago in Physics
Medical Xpress / Brain microenvironment redefines metastatic tumor subtypes, facilitating precision oncology treatment

An interdisciplinary multi-center research team led by the LKS Faculty of Medicine (HKUMed) and Faculty of Dentistry at the University of Hong Kong has constructed the world's largest multi-omics atlas of brain metastases. ...

18 hours ago in Oncology & Cancer
Phys.org / NASA fuels its moon rocket in a crucial test to decide when Artemis astronauts will launch

NASA fueled its new moon rocket in one final make-or-break test Monday, with hopes of sending astronauts on a lunar fly-around as soon as this coming weekend.

20 hours ago in Astronomy & Space
Phys.org / New class of catalysts could dramatically change playing field in nickel catalysis

Researchers at the University of Illinois Urbana-Champaign have reported a breakthrough in nickel catalysis that harnesses a rare oxidation state of nickel that has proved challenging to control yet is highly valued for its ...

19 hours ago in Chemistry
Medical Xpress / Everyday diabetes medicine could treat common cause of blindness

Doctors have found that metformin, an everyday medicine for diabetes, is associated with less progression of age-related macular degeneration (AMD), the most common cause of blindness in western countries. In a recent study, ...

12 hours ago in Ophthalmology