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Environment Jun 24, 2024

Worried about PFAS in your drinking water? Here's what the evidence says about home filters

Recent news about PFAS "forever chemicals" in Australian drinking water supplies has been very confronting. Many people are asking how they can remove these contaminants from their home drinking water.

Analytical Chemistry Jun 24, 2024

First chemist in history may have been a female perfumer—how the science of scents has changed since

Perfume making dates back at least 3,000 years—to the time of Tapputi-belat-ekalle, who is considered the first chemist in history. What we know about her comes from inscriptions on fragments of clay tablets dating back ...

Analytical Chemistry Jun 24, 2024

New switchable process for synthesizing 3-aminoindolines and 2'-aminoarylacetic acids from same substrate

Aniline or nitrogen-containing organic molecules like 3-aniline-substituted indoles commonly found in natural products have shown promising results as pharmaceutical contenders. The same goes for moieties such as 2-aminoaryl ...

Environment Jun 24, 2024

New study confirms forever chemicals are absorbed through human skin

A study of 17 commonly-used synthetic 'forever chemicals' has shown that these toxic substances can readily be absorbed through human skin.

Condensed Matter Jun 24, 2024

New techniques reveal properties of solid-state chiral materials

Chiral molecules—that is, those that have mirror images of themselves—have significant benefits for transistors and solar energy devices. Studying their properties in close detail, though, has been tricky due to the limited ...

Optics & Photonics Jun 24, 2024

Novel application of optical tweezers colorfully shows molecular energy transfer

A novel technique with potential applications for fields such as droplet chemistry and photochemistry has been demonstrated by an Osaka Metropolitan University-led research group.

Cell & Microbiology Jun 24, 2024

Study pushes understanding of how cells migrate

Interactions between two key structures within cells help establish the front-to-back "polarity" that is essential to cell migration, according to a new study by Weill Cornell Medicine researchers.

Environment Jun 23, 2024

Scientists explore the vast reservoir of dissolved organic matter in oceans

Few things last very long in the world of the open oceans, it would seem. In the light-filled surface layer, microscopic algae convert carbon dioxide and water into biomass via photosynthesis. Individual cells vanish in a ...

Cell & Microbiology Jun 21, 2024

How E. coli defends itself against antibiotics

Imagine that you have a very sore throat. You're sick, your throat hurts, and a visit to the doctor confirms that the pain is due to a bacterial infection. You get a prescription for antibiotics, which quickly sorts out your ...

General Physics Jun 21, 2024

Focusing micromechanical polaritons in topologically nontrivial hyperbolic metasurfaces

Dr. Johan Christensen, leader of IMDEA Materials Institute's Mechanical and Acoustic Metamaterials research group, is among the researchers behind a pioneering study exploring the topological properties of metamaterials.

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