4 ms·I think you're right, this is a mirage. The article uses both terms interchangeably.by thedanbob 6y agoI think you're right, this is a mirage. The article uses both terms interchangeably.jamiek88 6y agoIt’s a ‘superior mirage’ technically.x3n0ph3n3 6y agoIt's not -- it's a false horizon.deleted 6y ago[deleted]