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How do you destroy a forever chemical?

3M offers $10.3 billion settlement over PFAS contamination in water systems. What's next? Enlarge (credit: Andrew Brookes) PFAS chemicals seemed like a good idea at first. As Teflon, they made pots easier to clean starti.....»»

Category: topSource:  arstechnicaJun 26th, 2023

Study confirms Egyptians drank hallucinogenic cocktails in ancient rituals

A University of South Florida professor found the first-ever physical evidence of hallucinogens in an Egyptian mug, validating written records and centuries-old myths of ancient Egyptian rituals and practices. Through advanced chemical analyses, Davi.....»»

Category: topSource:  physorgRelated NewsNov 15th, 2024

Toxin was released into the Congaree River in South Carolina: Agencies did little to stop it, greens say

High amounts of a toxic chemical are being discharged into the Congaree and Cooper rivers from plastics factories in South Carolina, but state and federal regulators are doing little to control the pollution, a new report says......»»

Category: topSource:  physorgRelated NewsNov 15th, 2024

Using genetic code expansion to study membrane proteins

Over the years, chemical biology methods have made an important contribution to the study of integral membrane proteins. A key modern approach is genetic code expansion (GCE), which makes it possible to modify proteins directly in living cells to giv.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2024

Scientists compile library for evaluating exoplanet water

By probing chemical processes observed in the Earth's hot mantle, Cornell scientists have started developing a library of basalt-based spectral signatures that not only will help reveal the composition of planets outside of our solar system but could.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2024

Bioluminescent proteins made from scratch enable non-invasive, multi-functional biological imaging

Bioluminescence is the natural chemical process of light creation in some living creatures that makes fireflies flicker and some jellyfish glow. Scientists have long been interested in borrowing the secrets of these animals' light-producing genes to.....»»

Category: topSource:  physorgRelated NewsNov 12th, 2024

Study reveals why carbon boosts metal nanoparticle catalysts

Precious metals play an important role in the chemical industry as catalysts: With the help of silver, platinum, palladium or other elements, chemical reactions can take place that would otherwise not progress or would only progress at a much lower r.....»»

Category: topSource:  physorgRelated NewsNov 11th, 2024

Laser spectroscopy study explores nuclear structure of fermium and nobelium isotopes

University of Liverpool researchers are part of an international research collaboration that has shed light on what happens at the extremes of neutron and proton numbers, in search of where the periodic table of chemical elements ends......»»

Category: topSource:  informationweekRelated NewsNov 11th, 2024

Computational chemistry promises to upset traditional methods of chemical synthesis

The process of discovering and designing new chemicals has always been arduous—Sijia Dong wants to change that. As an assistant professor in the department of chemistry and chemical biology, with affiliations in physics and chemical engineering, Do.....»»

Category: topSource:  physorgRelated NewsNov 7th, 2024

Researcher highlights the combined effects of climate change and chemical pollution

Traditionally, research has focused on either climate change or chemical pollution in isolation, overlooking their combined effects. This oversight creates a blind spot in understanding the full scope of risks to ecosystems and human health......»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

AI-driven mobile robots team up to tackle chemical synthesis

Researchers at the University of Liverpool have developed AI-driven mobile robots that can carry out chemical synthesis research with extraordinary efficiency......»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Bioinspired hydrogels harness sunlight: A step closer to artificial photosynthesis

Mimicking how plants convert sunlight into energy has long been a dream for scientists aiming to create renewable energy solutions. Artificial photosynthesis is a process that seeks to replicate nature's method, using sunlight to drive chemical react.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Ultrasensitive nanoscale sensors can identify lung cancer through exhaled isoprene

Exhaled breath contains chemical clues to what's going on inside the body, including diseases like lung cancer. And devising ways to sense these compounds could help doctors provide early diagnoses—and improve patients' prospects. In a study in ACS.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Flow of the future: AI models tackle complex particle drag coefficients

Accurately modeling particle movement through fluids is crucial in fields ranging from chemical engineering to aerospace. The drag coefficient, which influences how particles settle and move in fluid environments, is a core factor in these calculatio.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Researchers discover localized pain relief using known chemical reaction

A team of international researchers including those from the University of Adelaide have taken a well-known chemical reaction as the basis of a new generation of targeted pain relief medication......»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Scientists identify chemical properties of superheavy elements moscovium and nihonium

An international team led by scientists of GSI/FAIR in Darmstadt, Johannes Gutenberg University Mainz and the Helmholtz Institute Mainz, succeeded in determining the chemical properties of the artificially produced superheavy elements moscovium and n.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Organosilicon chemistry offers options for replacing PFAS in food and medical industries

Due to the unique properties of PFAS, almost no other chemical substances can compete with them. That explains why it is so hard to find a replacement for these toxic "forever chemicals," which accumulate in the environment and do not break down over.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Rubber plantations increase leaching of dissolved organic carbon in soil, study finds

Rubber planting brings huge economic benefits, but large-scale rubber plantations have a great impact on the ecological environment, especially in terms of the soil's physical and chemical properties......»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Accelerating 3D nanofabrication using a sensitive cationic photoresist

Two-photon laser direct writing lithography or TPL is a cutting-edge technique used for creating nanoscale structures. It works by leveraging specific materials known as photoresists, which change their chemical properties when exposed to light. Thes.....»»

Category: topSource:  pcmagRelated NewsOct 31st, 2024

How life began on Earth: Model suggests ancient Earth had organic-rich atmosphere

The key to unlocking the secrets of distant planets starts right here on Earth. Researchers at Tohoku University, the University of Tokyo, and Hokkaido University have developed a model that considers various atmospheric chemical reactions to estimat.....»»

Category: topSource:  physorgRelated NewsOct 30th, 2024

Precise layering in catalysts offers an improved way for building sustainable chemicals

Motivated to turn greenhouse gases like carbon dioxide into high value chemicals like methanol, EPFL chemical engineers have developed a new method to make catalysts. Catalysts are major tools in the chemical industry and are largely made to make pet.....»»

Category: topSource:  physorgRelated NewsOct 30th, 2024