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![Image of a pregnant woman holding her belly with blurred plastic bottles in the background.](https://cdn.the-scientist.com/assets\articleNo\72459\aImg\55400\75713-800-x-560-t.webp)
A Common Plastic Additive Harms DNA and Chromosomes
Plastic chemicals may harm DNA, as new research reveals how additives disrupt nematode egg formation, suggesting risks to human reproductive health.
![Magical fairytale forest. Coniferous forest covered of green moss. Mystic atmosphere.](https://cdn.the-scientist.com/assets\articleNo\70231\aImg\46789\08-2022-d1-notebooks2-articleimg-t.webp)
Why Does Geosmin Smell?
Researchers shed light on why microbes make the chemicals responsible for petrichor, the earthy smell of recent rain.
![A histological cross-section of human skin, with a brown epidermis and pink dermis containing several, short, navy blue, wavy structures. ](https://cdn.the-scientist.com/assets\articleNo\72474\aImg\55443\elastin800x560-t.webp)
Sole Fibroblasts Injected into Thighs Help Develop a Thicker Skin
Volar injections made thigh skin thicker. This therapy could potentially help prevent pressure-induced skin damage in patients using prosthetics.
![An illustration showing an internal view of the intestine with the gut microbiota.](https://cdn.the-scientist.com/assets\articleNo\72460\aImg\55402\header-800x560-t.webp)
Gut Bacteria Boost Levels of Sex Hormones with the Help of Flatulence
Scientists uncover the mechanism by which gut bacteria convert molecules in bile into sex hormones.
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![Innovative CRISPR Applications](https://cdn.the-scientist.com/assets/image/47569/76180-ts-mar24-webinar-banners-800x560-t.webp)
Innovative CRISPR Applications
Discover the unique research avenues scientists are traversing with the power of genome editing.
![An illustration of different-shaped bacteria.](https://cdn.the-scientist.com/assets/image/47547/800x560-t.webp)
Leveraging PCR for Rapid Sterility Testing
PCR-based sterility methods can quickly and sensitively detect bacterial and fungal contamination.
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