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Earth's earliest life forms

Coverage of Earth's earliest life forms in the Nexus archive.

Earliest in view: May 27 · 05:37 UTCMost recent: May 27 · 05:37 UTC
Co-mentioned in this coverage
human blood cellstopic1single-celled ancestorstopic1immune systemtopic1evolutionary family treetopic1
Recent coverage
  • SCIENCEMay 27 · 05:37 UTCSCIENCE DAILY
    Scientists discover ancient single-celled ancestors still live on in your blood

    Scientists discovered that human blood cells may originate from single-celled ancestors dating back 700 million years. By reconstructing the evolutionary family tree of blood cells, researchers linked the development of the modern immune system to Earth's earliest life forms.