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A simpler origin for life

Article Abstract:

The article examines two theories of how life originated from nonliving matter. One emphasizes the replicator first; the other emphasizes the metabolism first.

Author: Shapiro, Robert

Publisher: Scientific American, Inc.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2007

Analysis, RNA, Life, Origin of life, RNA synthesis, DNA replication

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The evolution of cats

Article Abstract:

Evolution of cats from a pantherlike predator using DNA evidence, their migration and subsequent domestication is presented.

Author: Johnson, Warren E., O'Brien, Stephen J.

Publisher: Scientific American, Inc.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2007

Science & research, Research, Genetic aspects, Natural history, Domestic cats, Cats, Felidae, DNA evidence

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Subjects list: United States

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