Instant Genius The hidden life in the air we breathe
Jul 20, 2025
Carl Zimmer, a science journalist and author known for his work in aerobiology, delves into the hidden life within our atmosphere. He reveals how the air we breathe teems with bacteria, fungi, and even viruses like SARS-CoV-2. Zimmer discusses the rich history of aerobiology, the evolution of germ theory, and the crucial role microorganisms play in public health. He also highlights the importance of masks during pandemics and the fascinating ecosystems within clouds, showcasing the intricate connection between airborne life and our environment.
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Air Contains a Living Atmosphere
- Air is filled with a thriving population of bacteria, fungi, and viruses, called the aerobiome.
- This living atmosphere is poorly understood despite its huge influence on our health and environment.
Miasma: Ancient Disease Theory
- The miasma theory held that corrupted air caused diseases, a belief lasting centuries.
- It was based on air's qualities like smell and humidity, long before microorganisms were known.
Germ Theory's Long Acceptance
- Germ theory took centuries to be accepted amidst strong resistance.
- Proponents proved specific microbes caused specific diseases through rigorous experiments.
