photosynthetic bacteria

  • Let there be photosynthesis: three billion years of fresh air

    Cyanobacteria evolved photosynthesis before the Great Oxygenation Event

    Long ago, the Earth was filled with unbreathable gases that prohibited the existence of life as we know. But a moment...

    Evolution September 29, 2021
  • Bacterial bioclock

    Some single-celled micro-organisms have circadian rhythms.

    The ebb and flow of our daily lives revolves largely around our sleep cycle, which is governed by our body’s biologic...

    Biology January 9, 2021
  • Doing spiders out of a job

    Researchers use bacteria to produce silk.

    Spider silk has a lot going for it. It’s strong, very light, biodegradable and biocompatible, and has the potential t...

    Materials July 9, 2020