Regina G. Barber is a co-host of Short Wave, NPR's science podcast. Barber completed her PhD in physics at Washington State University with a focus in astrophysics, studying globular cluster systems.

ABC News' Matt Gutman has the latest on the ferocious cross examination of Dr. Marie Russel, a critical witness for the defense in the Karen Read trial. Judge Beverly Cannone denied Karen Read a ...

She dated O’Keefe before he died in January 2022. Why Is Karen Read on Trial? Read is on trial because she was accused of killing her boyfriend, O’Keefe, in January 2022 with her SUV after a ...

Karen Read‘s retrial began in April 2025. Nearly a year after her first trial ended in a hung jury, the high-profile case has sparked debate over allegations of police misconduct and murder ...