Untangling DNA knots

Chemical engineers discover how to control knots that form in DNA molecules. [caption id="attachment_15171" align="alignnone" width="639"] DNA Double HelixImage: National Human Genome Research Institute/National Institutes of Health[/caption] CAMBRIDGE, MA -- Just like any long polymer…

Human impact on sea urchin abundance

In the longest running study of its kind, researchers found sea urchin populations were strongly affected by human-driven environmental changes. [caption id="attachment_15086" align="alignnone" width="648"] Arial view of Hatakejima Island, Wakayama where the study took place…

Orchids protect the skin [Asia Research News 2018…

An orchid-based skincare product could protect skin from the sun’s aging effects.  [caption id="attachment_15057" align="alignnone" width="1386"] Orchid compound can protect skin from the aging and damaging effects of sun exposure.Credit : alisali | 123rf[/caption] Researchers…