Origin of Life on Earth
The scientific community is divided on the origins of life on Earth, with two main theories: life emerged from the planet's primordial soup of amino acids and organic molecules, or it arrived on interstellar debris.
However, a study published in the Monthly Notices of the Royal Astronomical Society suggests that life's ingredients may have come from microscopic particles of cosmic dust filled with life's most elemental building blocks.
Life on Earth may have come from cosmic dust
- Amino acids may not have arrived on big space rocks
- There are over 500 naturally occurring compounds known as amino acids
Author's summary: Life on Earth may have originated from cosmic dust particles.
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