Word: proved
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...possible to make fuel, air and water on-site, it is also possible to grow food. Mars has plenty of soil, and if chemical samplers like those aboard Spirit prove that Mars dust isn't poisonous, it would be a relatively straightforward job to assemble a greenhouse-like enclosure, raise the temperature, pump up the atmosphere and plant a few seeds. Donald Henninger, a NASA chief scientist, has identified 13 crops that could thrive in a space habitat, including wheat, potatoes, soybeans and salad greens. "You can take stored food along, but how long does it last?" he asks...
...figure out where the moon came from, for example. Current theory says it was blasted from Earth in a collision with a planet-size object billions of years ago, but the moon rocks we have in hand from the Apollo missions don't offer enough mineralogical clues to prove or refute the idea...
...Matter of Trust An Indian family struggles to prove the Federal Government mismanaged the land of its ancestors...
...million acres in trust for individual Native Americans. Money from timber sales and agricultural and oil leases of this property is distributed under the same program that dealt with Moses Bruno. Five years ago, his descendants began tracking their patrimony. Their experience shows how difficult it can be to prove past wrongs and have them redressed...
...Bulk of cost comes from research and blind studies of drugs. The cost to prove a drug worthy for consumer consumsion is incredibly high. If the FDA conducted the blind studies at their expense and the patent life were longer, prices would come down. Jack Tamulonis Manchester...