Slightly different versions of water's constituent elements, hydrogen and oxygen, are relatively common in the universe. But how did Earth's version of water get here? European Space Agency astronomers have been looking for clues using their Rosetta spacecraft to inspect Comet 67P/Churyumov-Gerasimenko.

Many professors at private religious universities cling to secular views of the past despite the clear anti-Christian consequences. Theological inferences from a recent study on dinosaur extinction illustrate this dilemma.

In late 2010, news media were abuzz about a very distant planet that astronomers thought might be just right for life because it appeared to be orbiting in the "habitable zone" of its star.¹ Headlines referred to it as a Goldilocks planet, because it was possibly "not too hot and not too cold" for liquid water on its surface.

Today, the earth's magnetic field strength is steadily decreasing, but in the past it fluctuated. A recent study of an ancient copper mine in southern Israel indicated just how quickly those fluctuations could have occurred. What might have caused this magnetic turmoil, and what does it imply?