In terms of their size and mass, Earth and Mars are quite different.With a mean radius of 6371 km and a mass of , Earth is the fifth largest and fifth most-massive planet in the Solar System, and the largest of the terrestrial planets.

"Radiation" is the word one expert uses, in this episode.

Another garment is discussed toward the end of the hour, a scarf used to wrap Jesus Christ's head.

Non-believers could accept the fact that there was a man named Jesus Christ, at least. However, nothing is proved and much of the series is nonsense.

"Finding Jesus: Faith Fact Forgery" is mostly a dramatization of New Testament events.

At one time, astronomers believed the surface of Mars was crisscrossed by canal systems.

This in turn gave rise to speculation that Mars was very much like Earth, capable of supporting life and home to a native civilization.

The headlines hitting the press this week are saying we reduced our emissions by 1.4%.

The Greens are excited, but neither the journalists or the Greens have looked at the numbers.

But as human satellites and rovers began to conduct flybys and surveys of the planet, this vision of Mars quickly dissolved, replaced by one in which the Red Planet was a cold, desiccated and lifeless world.

However, over the past few decades, scientists have come to learn a great deal about the history of Mars that has altered this view as well.

The pre-Germanic form was , apparently from a root denoting "fury, anger" reflected in Old Norse geisa "to rage".