But when it comes to explaining why, patients and providers are on Mars and Venus.

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Although Mercury and the Moon never progressed beyond the planetary-congealing stage, volcanic activity on Mars, Venus and Earth created powerful forces that caused further mineral diversification.

ECONOMIST: Minerals

These upheavals will, supposedly, be the result of a planetary alignment, as the combined gravitational influences of the moon, Mercury, Venus, Mars, Jupiter and Saturn wreak havoc on the earth.

ECONOMIST: Not the end of the world

If not from Venus and Mars, they're at least shopping on different sides of Brooks Brothers and Lichtenberg suggests you might want to at least scan both halves of the catalog because the other customer is never far away in today's work setting.

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"It happened probably right at the end of the formation of the four terrestrial planets - Mercury, Venus, Earth and Mars, " said Craig Agnor, a co-author on the Francis Nimmo study.

BBC: Mars' two-faced riddle 'solved'