The retro detonations of sci-fi classics are a lost art called "miniature explosions." Here's why those mattered, and why the debris of those moments impacted sci-fi filmmaking forever.

new video loaded: Virgin spaceship 'mid-air explosion' Photos appear to show Virgin's spaceship exploding in mid-air before its deadly crash. Rough cut, no reporter narration. Advertisement ...

Seven astronauts were killed in the 1986 space shuttle Challenger disaster. Because a teacher was aboard, millions of schoolchildren watched the event live in school. Forty years later, many of those ...