British tabloid newspapers picked up part of a paper presented at Astronomy conference in DC.... and well, you know, selling papers and all....
Earth 'to be wiped out' by supernova explosion - Telegraph (http://www.telegraph.co.uk/science/space/6940111/Earth-to-be-wiped-out-by-supernova-explosion.html - broken link)
{cough, cough}
ah, well, how about some background details by a newspaper writer with some science knowledge:
Will Earth 'Be Wiped Out' by a Supernova? : Discovery News
Phil