Probiotics, prebiotics, postbiotics. What’s the difference?

Chronic fatigue syndrome is a puzzle. Your gut microbiome may have the key.

Evolving globs of yeast may unlock mysteries of multicellular life

This 'bacteria hunter' discovered the causes of tuberculosis, anthrax, and cholera

Explore Nat Geo

  • Animals
  • Environment
  • History & Culture
  • Science
  • Travel
  • Photography
  • Space
  • Adventure
  • Video

About us


  • Magazines
  • Disney+

Follow us

Copyright © 1996-2015 National Geographic Society. Copyright © 2015-2023 National Geographic Partners, LLC. All rights reserved