Add Yahoo as a preferred source to see more of our stories on Google. An illustration of Earth 200 million years ago as Pangaea, the last supercontinent, began to break apart. The continents we live ...

Long before the continents spread across the globe, Earth held one connected landmass known as Pangaea. This supercontinent formed hundreds of millions of years ago and helps explain why distant ...

Kevin Chamberlain likes taking the wide view — as in on the continental scale. When he first started college in the 1970's, Chamberlain thought he wanted to be a doctor, but then, he found out about ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...