New Scientist, 30 April 2012- by Anil Ananthaswamy
- Magazine issue 2862.
- http://www.newscientist.com/article/mg21428621.800-neutrinos-messengers-from-the-underworld.html?full=true
The elusive particles could reveal Earth's origins and inner workings – if only we can catch enough of them
WILLIAM MCDONOUGH doesn't mince his words about our attempts to get to grips with the lump of rock we call home. "Think of it as many blind people grabbing an elephant," he says. While we learn ever more of other worlds in our solar system and beyond, our picture of the Earth beneath our feet remains surprisingly sketchy. What exactly is it made of? How did it form? We are left groping for answers.
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