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Ancient Plant Fossils Tell of Old Climates

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Ice Age Probably Known in First Geological Period

Astronomer Wants New Check-up on Einstein

Temple Ten Miles Long Contains Map of Moon

Offerings of the Heavens for 1925

Free Verse Has Own Form

New Oil to Be Obtained from Used Oil

Pupin, Immigrant Inventor, Heads American Scientists

Queer Customs of Eskimo Related by Physician

Stickiness of Clay Useful in Warfare against Insects

Less Heat from Sun during an Eclipse