(Nanowerk News) When you’re just a few microns long, swimming can be difficult. At that size scale, the viscosity of water is more like that of honey, and momentum can’t be relied upon to maintain ...

Scientists have shown the method to develop tiny, self-powered swimming micro-robots, and just from the use of three simple ingredients. The method involves combining oil drops with water containing a ...

Racing tiny mechanical swimmers against one another in a virtual environment should help scientists design medical micro-robots that can swim, wriggle or crawl more easily through the human body.

In the 1960s science fiction film Fantastic Voyage, audiences thrilled to the idea of shrinking a submarine and the people inside it to microscopic dimensions and injecting it into a person’s ...