Geologists examine a massive fissure in Arizona and find that may have existed way before it caught public attention.

On the other hand, it was recently found that there was a crack in the Earth's magnetic field, which brings up the question: are we still safe from the charged particles and cosmic rays that are ...

Others believe only single-celled organisms reigned when Earth's plates first cracked apart. In fact, as new methods allow scientists to look ever-deeper into the past, some are now arguing that ...