Why is Earth Magnetized and Venus Not?

[Suppressed]

Why is Earth Magnetized and Venus Not?
By: Kelly Beatty | December 5, 2017

http://www.skyandtelescope.com/astronomy-news/why-is-earth-magnetized-and-venus-not-magnetized/

[Joe Wooten]

There is also a lot of water to lubricate the movement of rock masses in the crust and upper mantle on Earth.

[jpsb]

If you look at all the unusual things that had to happen at the right time for us to be here, you might conclude it is a miracle that we exist.

[Oceander]

If you look at all the unusual things that had to happen at the right time for us to be here, you might conclude it is a miracle that we exist.

Or you might not, given the vastness of the universe. 

[jpsb]

Or you might not, given the vastness of the universe.

I imagine life is quite common, given the vastness of the universe, intelligent life is an entirely difference thing. Intelligent life, I'm guessing, is very rare and possibly unique to Earth.

[Gefn]

Neat!!!

[Oceander]

I imagine life is quite common, given the vastness of the universe, intelligent life is an entirely difference thing. Intelligent life, I'm guessing, is very rare and possibly unique to Earth.

I see no reason for treating intelligent life differently. 

[Suppressed]

I imagine life is quite common, given the vastness of the universe, intelligent life is an entirely difference thing. Intelligent life, I'm guessing, is very rare and possibly unique to Earth.

Play the lottery a trillion trillion times, and you'll likely win more than once.