Double bubbles pierce with less trouble

Two microscopic bubbles are better than one at penetrating soft materials, concludes a new study by engineers at the University of California, Riverside.

Piracy takes greater toll on small Persian gulf energy exporters

Tanker traffic through the Strait of Hormuz can decline for up to two years after a piracy attack, a new Duke University study finds, but the adverse effects of the slowdown are far greater on some Persian Gulf countries ...

A deep dive into what drives protests in Ghana

The history of protests in Ghana reveals three persisting themes. These may suggest what Ghana and some other countries could do to avoid protest action in future.

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