Here’s the weekly summary of both new chemistry research and studies that have been in the news. This week features news on a soy-based replacement for plastic microbeads, the possible chemical explanation for a river in Russia turning red, and more. As always, links to further articles and original research papers are provided below.

Note: links to studies behind a journal paywall are indicated with (£). Studies without this symbol are open access, and can be accessed and read for free.

Featured Stories

Soy-based alternative to plastic microbeads in soaps: [Article]

Isotope analysis gives insight into Moon’s origin: [Article] [Study (£)]

Swimming microbot lenses push limits of microscopy: [Article] [Study (£)]

Metallurgical waste turns Russian river red: [Article]

Increased potassium levels help tumours evade attack: [Article] [Study]

Keep track of older ‘This Week in Chemistry’ posts on the category page, or via the #TWIChem hashtag on Twitter.

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