Like one of those famous exploding cigars in a Groucho Marx movie, nature imitates life by producing an exploding cigar of its own - a brand new, bright supernova in the "Cigar Galaxy" M82 in the ...

Sometimes a cigar is just a cigar. And sometimes it’s an exploding cigar, of the harmless kind with which Ernest Hemingway pranked a Turkish general, or of the deadly kind with which the CIA planned ...