life on earth

  • These Squiggles May Be Some of the Oldest Fossil Life on Earth

    These Squiggles May Be Some of the Oldest Fossil Life on Earth

    A team of researchers in South Africa put a bit of rock under a microscope and found the remains of 3.42-billion-year-old life. Those fossils — the squiggly, microscopic remains of organisms that subsisted on methane — broaden the scope of what habitats were suitable for life on Earth during the Archean Eon.


  • These Canadian Rocks May Contain The Oldest Known Traces Of Life

    These Canadian Rocks May Contain The Oldest Known Traces Of Life

    Traces of graphite in ancient Canadian rocks were produced by microorganisms 3.95 billion years ago, according to new research. (Image: Tsuyoshi Komiya, The University of Tokyo) Researchers working at a sedimentary rock formation in northern Labrador, Canada, say they have uncovered evidence of primordial life in 3.95 billion-year-old rocks. The discovery, which is already drawing…