Matthew During's paper on how the mild stress of an enriched environment can change the production of hormones related to cancer growth is published in the journal "Cell."

VOA: standard.2010.07.14

And they completely change once your first paper is due or the midterms arrive.

要写第一篇论文，时，情况彻底改变,或期中考试来临时。

哈佛公开课 - 幸福课课程节选

Reshma Shetty thinks an empty-looking circle on a plain piece of paper could change the world.

FORBES: Do-It-Yourself Life

Even so, with around three-quarters of billers, including most utilities, still offering only paper bills, change is unlikely to be quick.

ECONOMIST: Bill payment by Internet

Ntera's first product is NanoChromics, an ultra-thin display that looks like regular paper but can change what it displays, just like a computer screen or LCD.

FORBES: Nanotechnology: A New World Is Born