All Stories by Katherine Bourzac

1. 

   Plants

   Ultrasound reveals trees’ drought-survival secrets

   Scientists used ultrasound sensors and electrical probes to reveal how drought affects the tissues of living trees.

   April 25, 2023

2. 

   Chemistry

   How a particle accelerator helped recover tarnished 19th century images

   Chemists used a synchrotron to peek beneath 150 years of grime on damaged daguerreotype images, revealing hidden portraits.

   July 9, 2018