Commencement weekend generated plenty of buzz on social media—get just a few highlights here.

Hundreds of University of Iowa students received their degrees during spring 2012 commencement ceremonies. See a few moments from the College of Liberal Arts and Sciences ceremony.

University of Iowa Hospitals and Clinics staff will join the Iowa National Guard, state and local HazMat and emergency response crews, law enforcement, and volunteer “victims” in a statewide emergency preparedness exercise at Carver-Hawkeye Arena May 16.

The University of Iowa Old Capitol Museum will host the children's program "History Time: Lewis and Clark" at 10:30 a.m. on Saturday, May 19, in the Museum's Discovery Center.

The National Institute of Environmental Health Sciences has awarded the University of Iowa Environmental Health Sciences Research Center a five-year, $7.9 million grant to continue investigating environmental health effects arising from rural and agricultural exposures and serving as a primary environmental health resource.

With just weeks left before schools let out for the summer, doctors and safety experts at University of Iowa Children's Hospital are encouraging a "safety first" approach to outside activities.

Sixty volunteers helped out with a 10-day archaeological dig this past March and April just outside of South Amana, making a significant contribution to our understanding of Meskwaki life around 1840 (and having fun in the process).

Meet Chaden Djalali, the new dean of the UI College of Liberal Arts and Sciences, beginning Aug. 15.

Scientists at the University of Iowa are studying brain development in adolescent children who have a genetic risk for developing alcohol use-related problems due to having a family history of alcoholism.

The legacy of the late historian and human rights champion Ken Cmiel continues to live on through the work done by University of Iowa students. The UI Center for Human Rights has awarded seven students a total of $7,500 to support their internships for human rights organizations in the United States or internationally in the summer of 2012.

Children and families are invited to learn about turtles and tortoises during Storytime Explorers, sponsored by the University of Iowa Museum of Natural History, at 3 p.m. Sunday, May 20. The program, which will conclude the semester-long series, is geared for elementary-school aged children.

Justin Austin is going home—for the weekend, anyway. The UI junior and Wisconsin native begins defense of his 200-meter title this weekend at the 2012 Big Ten Outdoor Championships in Madison, Wis.