Division Announcements Ultrashort-pulse lasers kill bacterial superbugs, spores December 3, 2021December 13, 2021 Researchers at Washington University School of Medicine have found that multidrug-resistant bacteria and bacterial spores can be killed by ultrashort-pulse lasers. The findings could lead to new ways to sterilize wounds and blood products without damaging human cells. (Image: Michael Worful/School of Medicine) By Tamara Bhandari November 23, 2021 View Content