Today, scientists have made an amazing discovery - the oldest 3D preserved microorganisms ever found! This incredible find was made in an Australian natural gas field, and is estimated to be 1.6 billion years old. The microorganisms are preserved in a mineralized form, which allowed researchers to take a closer look at the unique structures of the organisms. This discovery shines a light on the evolution of life on Earth and gives us insight into the processes which allowed life to thrive. This find is the oldest of its kind and provides us with a snapshot of an ancient time.

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source: Phys.org