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The End of the RNA World Is Near, Biochemists Argue | Quanta Magazine

For decades, an origin-of-life story starring RNA has prevailed. New research may be shaking that theory’s hold on our understanding of life’s beginnings.

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Astronauts aboard ISS breeding Japanese fish, growing mosquitos

One of the first experiments is being held on board the International Space Station (ISS) that evaluates the “net” effect of space flight on the work of the genetic apparatus of vertebrate and invertebrate aquatic organisms.