The Everglades is the only place on Earth where fresh water alligators and saltwater crocodiles live in the same area.

VOA: special.2009.06.30

Volcanoes on Mars suggest to Sam that the same kinds of processes that take place on Earth happen on other worlds.

VOA: special.2010.07.28

At the same time, hot liquid rock from deep in the Earth pushed to the surface.

VOA: special.2009.01.07

much like a dog on Earth. I walked close to the creature and began speaking in much the same way I would speak to a dog or other animal on Earth.

VOA: special.2010.07.17