Microbial communities—vast ecosystems teeming with millions of different cells from different species—play a fundamental role in life on Earth, from producing oxygen to aiding digestion. Despite their importance, it has been a challenge for scientists to fully understand how these intricate communities form and function. Microbial communities—vast ecosystems teeming with millions of different cells from different species—play a fundamental role in life on Earth, from producing oxygen to aiding digestion. Despite their importance, it has been a challenge for scientists to fully understand how these intricate communities form and function. Cell & Microbiology Phys.org – latest science and technology news stories