Zero-Gravity Roller Coaster Could Bring Weightless Thrills to Earth (SPACE.com)

[unable to retrieve full-text content]SPACE.com - Think about the tallest, wildest roller coaster you've ever been on. If a Southern California design firm has its way, you haven't felt anything yet.

Source: http://us.rd.yahoo.com/dailynews/rss/space/*http%3A//news.yahoo.com/s/space/20120224/sc_space/zerogravityrollercoastercouldbringweightlessthrillstoearth

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