Word: regenerative
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...Life Support Systems Research, is proud of his group's success, yet he has no illusions that algae will join the crews of spaceships for quite some time. In principle, algae are ideal, requiring nothing but the sunlight filtered through a spaceship's windows to regen erate oxygen and dispose of CO2. But they demand a lot of water to live happily; the Boeing system contains 80 gal lons, weighing more than 600 Ibs. Pilgrim is sure that this prohibitive weight can be reduced drastically, but he has other problems besides. Algae are delicate; they sometimes sicken, turn...
...Allen's gift for spontaneous melody and his handling of the orchestra. Mr. Atherton contributes a song of subtle phraseology, but lacking some-what his usual warmth and charm. News of other recent graduates, the editorials, a touching photograph of the old Verdi, and an unusual one of Regen, who seems, in view of the Bach-Regen festival this summer, already to have joined the three B's, also two interesting book reviews complete the number...
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