Why Does Nature Love To Blow Things Up?
Supernova, volcanoes and all those other explosions are not just awesome sights: They are all essential players in cosmic evolution, says astrophysicist Adam Frank.
A while back, I gave a talk about astronomy to a bunch of third graders.
I told them about how the lots of stars end their lives by blowing themselves up in what are called supernova. Then, I told them about how the universe began in a huge explosion called the Big Bang. It was fun — and the kids asked a lot of great, crazy questions.
But after I was done, getting my coat on to go,
