Drilling straight through the Earth, from the surface to the other side of the globe, is an idea that has captivated minds for centuries. However, recent scientific drilling efforts show that such a ...

Add Yahoo as a preferred source to see more of our stories on Google. Workers at the drilling site for a geothermal energy plant in Neustadt-Glewe, Germany. Jens Büttner/picture alliance via Getty ...

When I was a kid, I liked to dig holes in my backyard in Cincinnati. My grandfather joked that if I kept digging, I would end up in China. In fact, if I had been able to dig straight through the ...