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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 ...

Nanomaterials Jun 24, 2024

Study explores high-performance copper/graphene composite conductor for motors

A study, led by Tingting Zuo, was based on the idea of in-situ growth, and a series of Cu/Gr composites with improved interfaces were prepared by vacuum hot press sintering. Combined with cold-drawing and heat-treatment processes, ...

Planetary Sciences Jun 24, 2024

Mystery of massive aurora in Arctic skies in December 2022 solved by astronomers

A small team of astronomers affiliated with several institutions in Japan, working with a pair of colleagues in the U.S., has solved the mystery of the unusually smooth aurora that appeared in the Arctic sky in December of ...

Social Sciences Jun 24, 2024

Facial recognition linked to close social bonds, not social butterflies

Do you have trouble recognizing faces, or do you never forget a face? The better you are at facial recognition, the more supportive relationships you are likely to have, regardless of your personality type.

General Physics Jun 24, 2024

Do protons decay? The answer might be on the moon

Does proton decay exist and how do we search for it? This is what a recently submitted study to the arXiv preprint server hopes to address as a team of international researchers investigate a concept of using samples from ...

Planetary Sciences Jun 24, 2024

Venus could be the perfect place to count meteors

Watching meteoroids enter the Earth's atmosphere and streak across the sky as the visual spectacle known as meteors, it is one of the most awe-inspiring spectacles on Earth, often exhibiting multiple colors as they blaze ...

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.

Plants & Animals Jun 24, 2024

Science review shows fuel treatments reduce future wildfire severity

There is a common belief that prescribed burning, thinning trees, and clearing underbrush reduce risks of the severity of future fires. But is that true? Sometimes anecdotal evidence or limited observations can create doubt.

Bio & Medicine Jun 24, 2024

New organoid culture method can verify human toxicity of nanomaterials

The Korea Research Institute of Standards and Science (KRISS) has developed the world's first organoid culture method capable of accurately assessing human toxicity of nanomaterials. Overcoming the limitations of the conventional ...

Paleontology & Fossils Jun 24, 2024

Earliest evidence of cave lions in southern Europe discovered

Cave lions lived in what is now Italy around 660,000 to 610,000 years ago. This is confirmed by a metatarsal bone from the Notarchirico site near Venosa in the Basilicata region, which was discovered during a re-examination ...

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