Mars rovers safe from lightning strikes, research finds

If experiments done in small bottles in a University of Oregon lab are accurate, the friction of colliding Martian dust particles are unlikely to generate big electrical storms or threaten the newly arrived exploration vehicles ...

Research shows investors take stock of Super Bowl advertisers

Not all of the 100 million U.S. viewers who tune in Sunday to the 55th Super Bowl will focus solely on the game. Some will watch for the commercials, a Super Bowl of their own in creativity, celebrity cameos and expense.

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