العلوم والبيئة
New 'hunter-killer' chemistry captures and destroys forever chemicals
المصدر: Phys.org - latest science and technology news stories · نُشر
They can turn up in a nonstick frying pan, a waterproof jacket, a takeout food wrapper or the foam used to fight fires. Known as "forever chemicals," these substances are ubiquitous in modern society, prized for their extreme durability and versatility. However, their charm comes
They can turn up in a nonstick frying pan, a waterproof jacket, a takeout food wrapper or the foam used to fight fires. Known as "forever chemicals," these substances are ubiquitous in modern society, prized for their extreme durability and versatility. However, their charm comes with a curse: They are so durable they resist degradation, posing threats to human health and the environment.
أخبار ذات صلة
Social norms and infrastructure could help climate transitions stick
During the COVID-19 pandemic, air travel declined dramatically. Many view the disruption as a potential tipping point for reducing emissions from the aviation sector. However, once travel restrictions were lifted, passenger traffic quickly rebounded to prepandemic levels and, in
Phys.org - latest science and technology news stories ·
Astronomers discover a ghostly green star unlike any known before
Astronomers have uncovered a surprising rainbow of dead stars, including the first known star that would appear genuinely green to human eyes. Researchers found that white dwarfs can glow in unexpected shades of pink, purple, yellow, and cyan because of unusual chemical interacti
All Top News -- ScienceDaily ·
The French City of Limoges Wasn’t Known for Unrest. Then Rioters Set Fire to Its City Hall.
As unrest surged across France this weekend, the most surprising attack came in the quiet city of Limoges, where rioters set fire to the city hall.
NYT > World News ·
Disney agrees to hire the majority of Character AI’s workforce
The filing also says that the “vast majority” of Character.AI employees who were offered jobs at Disney accepted them. However, this is a stalking horse bid, so another company could come forward with a higher offer.
TechCrunch ·
Webb reveals metal-rich gas around Milky Way's central black hole
The gas orbiting Sagittarius A (Sgr A*), the supermassive black hole at the center of the Milky Way galaxy, is rich in metals, researchers at McGill University's Trottier Space Institute have found. The metal enrichment probably resulted from stars that exploded and released mate
Phys.org - latest science and technology news stories ·