• Little green numbers

    Anders Sandberg     |      June 9, 2021

    Unidentified flying objects might be many things, but alien spacecraft are most unlikely to be one of them.

  • They’re here…?

    Alan Stevenson     |      May 29, 2021

    Recent revelations of UFO sightings by American Navy fighter pilots may not be proof of alien visitation, but are certainly worthy of further serious scientific investigation.