Samantha Waters

Dr. Samantha Waters serves as Assistant Professor of Biology in the Department of Science at Mercer University's College of Professional Advancement, where she leads research at the intersection of astrobiology and environmental microbiology.

Her academic foundation includes:

• Ph.D. in Microbiology and Cell Science from University of Florida (2014)
• B.S. in General Biology from University of Central Florida (2006)

Her research investigates microbial survival in extraterrestrial-analog environments, specializing in bacterial adaptation to Martian-simulated low pressure, ionizing radiation exposure, and atmospheric transport mechanisms. This work combines field studies of dust/precipitation microbiomes with laboratory experiments on extremophile physiology, contributing to NASA's astrobiology objectives and environmental monitoring frameworks.

Recent publication trends reveal consistent output in atmospheric microbiology, with 2024-2025 work emphasizing metagenomic analysis of microbial dispersal through droplet activation physics and transcontinental dust transport. Her studies bridge fundamental microbiology with practical applications in planetary protection and climate science.

Dr. Waters maintains active research funding through NASA and Savannah River National Laboratory collaborations, mentoring students via NASA internship programs while contributing to scientific discourse as journal reviewer for PNAS, Environmental Microbiology, and NASA grant panels. Her professional trajectory demonstrates rapid advancement from postdoctoral fellow to Principal Scientist roles in space life sciences.