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Phys.org / New optical chip design controls light speed in real time, simulations suggest

Seoul National University College of Engineering announced that a joint research team led by Professor Namkyoo Park and Professor Sunkyu Yu of the Department of Electrical and Computer Engineering at SNU, in collaboration ...

7 hours ago
Medical Xpress / Wildfires, smoke and stress lead to reduced birth weight and more premature births

Exposure to wildfires during pregnancy has negative effects on infant health, according to a study recently published by the Centre for Demographic Studies (CED) at the UAB in the journal Perspectives Demogràfiques. Based ...

2 hours ago
Tech Xplore / Car‑free streets reduce noise and air pollution: Should more cities have them?

Every summer, cities around the world host car-free days and temporarily pedestrianize streets. Following their success elsewhere, temporary pedestrianized streets are becoming more common in North America, including for ...

2 hours ago
Phys.org / Underwater oxygen loss threatens earth's stability, researchers warn

A new review in Limnology and Oceanography led by scientists at UC San Diego's Scripps Institution of Oceanography warns that the rapid loss of oxygen from the ocean and other aquatic ecosystems is pushing Earth toward an ...

7 hours ago
Medical Xpress / New imaging method tracks cancer from whole body to individual cells

One of the biggest challenges in cancer research has been linking the "big picture" seen in medical scans with the microscopic biology that drives tumor growth and dictates how patients respond to treatment. Now, by combining ...

6 hours ago
Phys.org / Scale can measure university students' confidence in using AI

A study conducted at Koç University School of Nursing examined university students' perceived self-efficacy in using artificial intelligence technologies. Led by Associate Professor Remziye Semerci Şahin and Assistant Professor ...

1 hour ago
Tech Xplore / New zinc slurry battery could store clean energy for longer

Solar panels, wind turbines and other renewable energy technologies are becoming increasingly widespread worldwide. Most of these technologies generate electricity from natural sources, such as sunlight and wind, which are ...

14 hours ago
Phys.org / Researchers identify class of 'oddball' meteorite that killed the dinosaurs

A rare CO chondrite meteorite was the probable impacter that struck Earth 66 million years ago, wiping out 75% of Earth's species, including nonavian dinosaurs. These findings are published in Science Advances. Researchers ...

7 hours ago
Medical Xpress / New body index aims to move beyond BMI and works for babies too

Body Mass Index (BMI) has long been used in public health and clinical settings as a simple tool to classify an individual's physical status based on their height and weight. Originally developed in the 1830s by Belgian mathematician ...

13 hours ago
Phys.org / Wild snapdragons paint themselves in subtle shades to attract bees

Just as careful blending of eye shadow can make a difference to our looks, a recent study has shown how flowers go to considerable trouble to fine-tune their shades. In the relentless competition to attract bees, a slight ...

7 hours ago
Medical Xpress / New mechanism explains how spinal stimulation improves arm movement after stroke

Researchers in the Neuromechatronics Lab at Carnegie Mellon University have already proven that spinal cord stimulation can help people regain movement after stroke, but until now they didn't quite know how.

7 hours ago
Phys.org / Researcher finds several UK mosquito species are potential carriers of avian malaria

Mosquitoes are widely known for transmitting diseases such as malaria and dengue fever to humans, but less is known about the diseases they can transmit to wild birds. The Plasmodium parasite that causes avian malaria is ...

2 hours ago