![Battery power](images/1104_TOC_Chicago-Journal_Primary.jpg)
Battery power
Argonne gives the United States a jolt in the global race to create the best hybrid-electric car power source.
Class disruption
Groupon cofounders share their secrets of online entrepreneurship with Chicago Booth students.![](images/1104_TOC_Chicago-Journal_SubNav_2.jpg)
Science project
The new Eckhardt Center's design facilitates research from molecular engineering to astrophysics.![](images/1104_TOC_Chicago-Journal_SubNav_3.jpg)