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Gemstones like precious opal are beautiful to look at and deceivingly complex. As you look at such gems from different angles, you'll see a variety of tints glisten, causing you to question what color the rock actually is. ...

A new analysis of air quality data from the past 70 years shows that Canada's record wildfire smoke in 2023 is part of a broader, continent-wide trend toward smokier skies across North America.

The key to future technologies can sometimes be found in the past. What Ravi Kishore is working to perfect, for example, has its origins in the 19th century imaginations of Nikola Tesla and Thomas Edison.

A new study from Columbia University Mailman School of Public Health finds that community water fluoridation (CWF) is not associated with significant changes in birth weight—a widely accepted indicator of infant health ...

A national clinical trial led by the Alliance for Clinical Trials in Oncology has found that abemaciclib, an oral cancer drug, may slow tumor growth in patients with aggressive meningiomas that have specific genetic mutations. ...

UNSW engineers have made a major step forward in the development of a new type of solar cell that could help make future solar panels cheaper, more efficient and more durable.

The deletion of two cancer genes, CHD1 and MAP3K7, improves how well tumors respond to cancer immunotherapy and could be used as biomarkers to help predict which patients are most likely to benefit from treatment, new research ...

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor Europa is thought to harbor a vast global ocean of liquid water beneath its icy crust. A new international ...

New research from the Oxford Internet Institute at the University of Oxford, and the University of Kentucky, finds that ChatGPT systematically favors wealthier, Western regions in response to questions ranging from "Where ...

Increasing paternal age has been linked to elevated health risks for the next generation, including higher risks of obesity and stillbirth. But what drives this increased risk remains unknown.

An atmospheric scientist at The University of Alabama in Huntsville (UAH), a part of The University of Alabama System, has helped uncover a previously unknown chemical pathway that plays a major role in the formation of air ...

NASA's James Webb Space Telescope has zoomed into the Helix Nebula to give an up-close view of the possible eventual fate of our own sun and planetary system. In Webb's high-resolution look, the structure of the gas being ...