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Surveys and polls help societies understand what people think about issues in politics, health, education and much more. But fewer people these days tend to respond, so pollsters have to reach out more widely, which raises ...

Translucent, speckled, and barely the size of a grain of rice, a new species of sea slug has been identified in the coastal waters of Keelung, Taiwan. Because of its minute size and distinctive black and yellow markings, ...

Black holes are regions in space where gravity is so strong that nothing, even light, can escape. Einstein's theory of general relativity breaks down inside black holes, either by the presence of a so-called "curvature singularity" ...

Researchers at Concordia have developed an AI-assisted technique and a robotic platform that may one day help surgeons perform safer, faster and less invasive procedures to treat conditions such as blood clots located deep ...

Reaching a perfect balance between the amount of greenhouse gases released in the atmosphere and those that are removed, is considered an important milestone for limiting global warming and its adverse effects on the environment ...

Some mornings when you wake up, your head is fuzzy, your body is heavy, and you don't feel rested. It felt like you were dreaming all night. But did all that dreaming actually wear you out? Let's look at what the science ...

Microscopic analysis of residues on surgical scissors and tweezers from a 1348–1411 CE tomb in Jiangyin, China, finds the first evidence for the controlled application of a highly toxic chemical as anesthetic, highlighting ...

Solar panels have become more efficient over the years, but even the best designs still lose a large fraction of the energy they absorb. Scientists around the world have been searching for ways to capture more energy from ...

Snakes are threatened with extinction in many places around the globe. Disease, often caused by parasites or fungi, is thought to be one of the key factors alongside habitat destruction. Prominent among fungal diseases is ...

A largely overlooked space between cells in women's brains may hold the key to understanding memory loss tied to estrogen decline after menopause, reports a new preclinical Northwestern Medicine study.

Carboranes are molecules composed of carbon, boron and hydrogen atoms that are proving to have applications of great interest in chemistry, materials science and biomedicine. They are being used, for example, in the fight ...

Enough time had passed since the patient's previous colonoscopy that she met the criteria to undergo another, said Dr. Steven Itzkowitz, a gastroenterologist at the Icahn School of Medicine at Mount Sinai in New York.