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Universe Expands When Astronomer Discovers Other Stellar Systems

Sun Spots Control Animal Populations, Scientist Claims

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African Skull May Be Important Link in Man’s Evolution

The Sun and Our Weather

Diphtheria Danger High in Isolated Communities

African Manlike Ape Skull New Link in Man’s Ancestry

Protozoa Killing Promises to Aid Man’s Health

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Sees Airplane as Plague Carrier

Impossible to Judge Intelligence from Pictures

English Growing Simpler by Losing Plural Nouns