Dogs are the most popular pet in the U.S.: 65.1 million households have one, according to the American Pet Products Association. But while cats are not far off, with 46.5…
Dogs are the most popular pet in the U.S.: 65.1 million households have one, according to the American Pet Products Association. But while cats are not far off, with 46.5…
Dogs are the most popular pet in the U.S.: 65.1 million households have one, according to the American Pet Products Association. But while cats are not far off, with 46.5…
WHY GO ANYWHERE? WHY MARS? HUMANITY’S GREATEST ADVENTURE Credit: Roberto Ziche, NASA, planetpixelemporium.com, planetscapes.com FROM EARLY EXPLORATION TO A SELF-SUSTAINING CITY ON MARS COST OF TRIP TO MARS = INFINITE MONEY WANT TO GO CAN AFFORD TO GO NOW COST OF TRIP TO MARS = $10 BILLION / PERSON WANT TO GO CAN AFFORD TO GO USING TRADITIONAL METHODS COST OF TRIP TO MARS = MEDIAN COST OF A HOUSE
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