Science: Four Men & a Dog

The most highly publicized hunk of ice in the world last week was a floe about the size of three tennis courts. It was drifting in the frigid, ice-choked sea some 100 miles east of Greenland. On that floe were four Soviet scientists and a dog named Jolly. They were in great danger, for the ice cake, once big enough to hold a sizable town, was getting rapidly smaller. Once ten feet thick, it was getting thinner.

At the North Pole there is no land, so anv expedition there must camp on ice. Last May the Russians, self-elected mon-nrchs of the...

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