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Topic: Origin Of Life

Sunrise in Space (Getty Images/BlackJack3D)

The origin of life's building materials

Shichun Huang, Wenzhong Wang - The Conversation
Deep-sea Fluorescent Illuminated Microorganisms (Getty Images/remotevfx)

Meet the life that lives without sun

Troy Farah
Life on Mars (Photo illustration by Salon/Getty Images)

Why life may have started on Mars

Nicole Karlis