Natalie Doig, campaigns officer for the Royal National Institute of Blind People, said current flight regulations did not specify that blind people needed to be accompanied.

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Without the flight measurements, "we would be blind" to changes in the ice sheet, said the mission leader, Seelye Martin of the University of Washington in Seattle.

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"They're totally blind, " says Karen Lee , a veteran 747 pilot and manager of the Advanced Flight Systems division at UPS (nyse: UPS - news - people ).

FORBES: Magazine Article

All wines were tasted and ranked blind, with panelists knowing only the color and the fact that different grape varietals were in each flight.

FORBES: Magazine Article