News Service

A scholar on race issues, particularly how white Americans deal with race and privilege, will speak at Iowa State University on Feb. 26.

Iowa State's Nicole Hashemi has used her expertise in microfluidics to lead development of a device that models a human placenta. She and her research team have used the "placenta-on-a-chip" to study transport of caffeine from the mother, across the placental barrier, to the fetus. The journal Global Challenges has just published a paper describing the device and reporting on the caffeine study.

In 1965, three Des Moines teenagers wore black armbands to school to protest the Vietnam War. Their suspension led to a 1969 U.S. Supreme Court decision that was a turning point for students’ First Amendment rights. On Feb. 25, siblings Mary Beth Tinker and John Tinker will discuss the significance of their case at Iowa State University.

While it’s not surprising that growing counties across the U.S. are increasing total spending as well as capital spending, a new Iowa State University study shows shrinking counties are doing the same. This increased spending puts shrinking counties in an exacerbated downward cycle.

Images of extensive flooding or fire-ravaged communities help us see how climate change is accelerating the severity of natural disasters. Iowa State researchers say what is not as clear is the indirect effect of these disasters and rapid climate change on violence and aggression. They have identified three ways climate change will increase the likelihood of violence.

Stronger regulation and efforts to prescribe fewer opioids have helped reduce overdose deaths in Iowa, but an Iowa State University researcher says another crisis is on the horizon. David Peters, associate professor of rural sociology, expects in the next two to three years the state will see an uptick in overdose deaths from heroin and synthetic opioids, such as fentanyl.

Data mining methods that draw on computer science and statistics can bring new clarity for plant scientists trying to design better crop varieties, according to newly published research from an ISU agronomist. The study outlines several data management approaches that can help plant breeders predict the traits of potential hybrids faster and cheaper than growing and testing the plants.

Jennifer Leptien translated her lifelong passion for the Beatles into a learning opportunity for Iowa State University students. Each spring, students enroll in Leptien and Jason Chrystal’s one-credit honors seminar for a deep-dive into Beatlemania. Over spring break, they’ll travel to Liverpool and London to see where the Fab Four got their start.