Ron Cowen's Articles

  • News

    Space rock surprise

    Meteorite analysis suggests it may be possible to make amino acids in the absence of water, boosting the chances of finding life elsewhere in the universe.
  • News

    Collider in the sky

    Protons buffeted by stellar winds in the Eta Carinae star system are accelerated to energies comparable to the maximum power of the world’s biggest particle smasher.
  • News

    Crab nebula outbursts shock astronomers

    Short-lived gamma-ray flares recently recorded from the Crab nebula supernova remnant, known for its steady emissions, are perplexing researchers and forcing them to consider new models for particle acceleration.
  • News

    It's really full of stars

    Astronomers find such an abundance of red dwarfs in eight nearby galaxies that they suggest the stellar population of the universe may be three times current estimates.
  • News

    Cosmic rebirth

    Circular patterns in the universe's pervasive background radiation suggest that the Big Bang was not the beginning of the universe, but only the latest of its incarnations.