![](https://www.clpu.es/src/themes/clpu/assets/images/calendar_date.png)
Most materials swell when they warm, and shrink when they cool. But UConn physicist Jason Hancock has been investigating a substance that responds in reverse: it shrinks when it warms.
http://www.physnews.com/materials-news/cluster1346627619/
Most materials swell when they warm, and shrink when they cool. But UConn physicist Jason Hancock has been investigating a substance that responds in reverse: it shrinks when it warms.
http://www.physnews.com/materials-news/cluster1346627619/