The Synthesis of "germ theory"

Discover Louis Pasteur, the French chemist whose revolutionary work in microbiology led to pasteurization, vaccines, and the foundational germ theory of disease.

An explanation of pathogens, the microscopic organisms like bacteria and viruses that cause disease, and why they are a constant concern for public health.

# 5 Scientific Theories That Changed the World Science is a relentless pursuit of knowledge, a continuous process of questioning, observing, and theo...

Explore the fundamental principles of cell theory, the cornerstone of modern biology that defines the basic unit of all known living organisms.

Discover Charles Darwin, the English naturalist whose groundbreaking theory of evolution by natural selection forever changed our understanding of life on Earth.

Explore microbiology, the study of microscopic life. Discover how tiny organisms like bacteria and viruses impact our health, food, and environment.

Discover Antony van Leeuwenhoek, the self-taught scientist who unlocked a hidden microscopic world and became the "Father of Microbiology."

Discover the microscopic world of bacteria. Learn about these single-celled organisms, their roles in health and disease, and why they are vital for life.

Discover common descent, the evolutionary theory that all life on Earth shares a single universal ancestor. Learn how it unites all living things.

Discover bacteriophages, the viruses that exclusively infect and destroy bacteria. Learn why they're a key tool against antibiotic resistance.