Astronomers have spotted the longest gamma-ray burst ever seen, a cosmic explosion that lasted seven hours — and they ...

What followed after the bomber released its deadly cargo changed nuclear history forever. From a fireball that nearly touched the Earth to shockwaves that circled the planet three times, this is the ...

There’s nothing more thrilling than watching a big ol’ explosion in an action flick. (Just ask Michael Bay!) The buildup of all those car chases, gun fights, and narrow escapes has to culminate in ...