While that may make suborbital travel safer, it would add significant cost and complexity to an emerging industry that has until now operated largely as the playground of billionaires and dreamy engineers.

Imagine how intimidating it be for prospective students unfamiliar with the complexities of higher education to navigate this kind of information and then identify which schools are the best fit.

This allegation has led to Google becoming?mired in?(陷入) a legal battle whose scope and complexity makes?the Jarndyce and Jarndyce case in Charles Dickens'?Bleak House?look straightforward.

An open-science stance can also add complexity to a collaboration.

The rise of the mobile phone has recently added a new level of complexity to the process of retail reinvention.

To begin to figure out how computers are struggling, researchers at the University of Washington created a massive database of faces—they call it MegaFace—and tested a variety of facial-recognition algorithms as they scaled up in complexity.

While human achievements in mathematics continue to reach new levels of complexity, many of us who aren't mathematicians at heartor engineers by trad may struggle to remember the last time we used calculus.